Home / 1,720,854.38-2,374,781.02-956,891.54

Finding the Fourth Proportional to 1,720,854.38, 2,374,781.02 and 956,891.54

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Solution

The fourth proportional to 1,720,854.38, 2,374,781.02 and 956,891.54 is: 1,320,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,854.38 : 2,374,781.02 = 956,891.54 : x
  2. Step 2: Convert to fraction form
    1,720,854.38/2,374,781.02 = 956,891.54/x
  3. Step 3: Cross multiply
    1,720,854.38x = 2,374,781.02 × 956,891.54
  4. Step 4: Simplify right side
    1,720,854.38x = 2,272,407,870,935.29
  5. Step 5: Solve for x
    x = 2,272,407,870,935.29/1,720,854.38
  6. Step 6: Final answer
    x = 1,320,511.42

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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.