Home / 1,001,039.38-1,381,438.46-542,159.39

Finding the Fourth Proportional to 1,001,039.38, 1,381,438.46 and 542,159.39

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Solution

The fourth proportional to 1,001,039.38, 1,381,438.46 and 542,159.39 is: 748,182.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,039.38 : 1,381,438.46 = 542,159.39 : x
  2. Step 2: Convert to fraction form
    1,001,039.38/1,381,438.46 = 542,159.39/x
  3. Step 3: Cross multiply
    1,001,039.38x = 1,381,438.46 × 542,159.39
  4. Step 4: Simplify right side
    1,001,039.38x = 748,959,837,605.13
  5. Step 5: Solve for x
    x = 748,959,837,605.13/1,001,039.38
  6. Step 6: Final answer
    x = 748,182.19

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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.