Home / 1,117,427.76-1,542,020.76-608,119.20

Finding the Fourth Proportional to 1,117,427.76, 1,542,020.76 and 608,119.20

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Solution

The fourth proportional to 1,117,427.76, 1,542,020.76 and 608,119.20 is: 839,188.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,427.76 : 1,542,020.76 = 608,119.20 : x
  2. Step 2: Convert to fraction form
    1,117,427.76/1,542,020.76 = 608,119.20/x
  3. Step 3: Cross multiply
    1,117,427.76x = 1,542,020.76 × 608,119.20
  4. Step 4: Simplify right side
    1,117,427.76x = 937,732,430,954.59
  5. Step 5: Solve for x
    x = 937,732,430,954.59/1,117,427.76
  6. Step 6: Final answer
    x = 839,188.42

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Half scale
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Double scale
Find fourth proportional to 1,117,428.76, 1,542,022.14 and 608,120.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.