Home / 1,149,020-1,723,918.18-509,236.22

Finding the Fourth Proportional to 1,149,020, 1,723,918.18 and 509,236.22

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Solution

The fourth proportional to 1,149,020, 1,723,918.18 and 509,236.22 is: 764,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,020 : 1,723,918.18 = 509,236.22 : x
  2. Step 2: Convert to fraction form
    1,149,020/1,723,918.18 = 509,236.22/x
  3. Step 3: Cross multiply
    1,149,020x = 1,723,918.18 × 509,236.22
  4. Step 4: Simplify right side
    1,149,020x = 877,881,577,572.48
  5. Step 5: Solve for x
    x = 877,881,577,572.48/1,149,020
  6. Step 6: Final answer
    x = 764,026.37

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Half scale
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Double scale
Find fourth proportional to 1,149,021, 1,723,919.68 and 509,237.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.