Home / 1,357,053.38-1,872,755.17-736,858.20

Finding the Fourth Proportional to 1,357,053.38, 1,872,755.17 and 736,858.20

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Solution

The fourth proportional to 1,357,053.38, 1,872,755.17 and 736,858.20 is: 1,016,875.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,053.38 : 1,872,755.17 = 736,858.20 : x
  2. Step 2: Convert to fraction form
    1,357,053.38/1,872,755.17 = 736,858.20/x
  3. Step 3: Cross multiply
    1,357,053.38x = 1,872,755.17 × 736,858.20
  4. Step 4: Simplify right side
    1,357,053.38x = 1,379,954,998,253.33
  5. Step 5: Solve for x
    x = 1,379,954,998,253.33/1,357,053.38
  6. Step 6: Final answer
    x = 1,016,875.99

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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.