Home / 1,117,897.38-1,542,688.65-608,598.54

Finding the Fourth Proportional to 1,117,897.38, 1,542,688.65 and 608,598.54

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Solution

The fourth proportional to 1,117,897.38, 1,542,688.65 and 608,598.54 is: 839,860.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,897.38 : 1,542,688.65 = 608,598.54 : x
  2. Step 2: Convert to fraction form
    1,117,897.38/1,542,688.65 = 608,598.54/x
  3. Step 3: Cross multiply
    1,117,897.38x = 1,542,688.65 × 608,598.54
  4. Step 4: Simplify right side
    1,117,897.38x = 938,878,060,064.57
  5. Step 5: Solve for x
    x = 938,878,060,064.57/1,117,897.38
  6. Step 6: Final answer
    x = 839,860.69

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Double scale
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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.