Home / 1,644,129.74-2,466,139.02-579,143.97

Finding the Fourth Proportional to 1,644,129.74, 2,466,139.02 and 579,143.97

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Solution

The fourth proportional to 1,644,129.74, 2,466,139.02 and 579,143.97 is: 868,696.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,129.74 : 2,466,139.02 = 579,143.97 : x
  2. Step 2: Convert to fraction form
    1,644,129.74/2,466,139.02 = 579,143.97/x
  3. Step 3: Cross multiply
    1,644,129.74x = 2,466,139.02 × 579,143.97
  4. Step 4: Simplify right side
    1,644,129.74x = 1,428,249,530,284.01
  5. Step 5: Solve for x
    x = 1,428,249,530,284.01/1,644,129.74
  6. Step 6: Final answer
    x = 868,696.37

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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.