Home / 1,429,721.73-2,144,997.68-576,352.98

Finding the Fourth Proportional to 1,429,721.73, 2,144,997.68 and 576,352.98

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Solution

The fourth proportional to 1,429,721.73, 2,144,997.68 and 576,352.98 is: 864,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,721.73 : 2,144,997.68 = 576,352.98 : x
  2. Step 2: Convert to fraction form
    1,429,721.73/2,144,997.68 = 576,352.98/x
  3. Step 3: Cross multiply
    1,429,721.73x = 2,144,997.68 × 576,352.98
  4. Step 4: Simplify right side
    1,429,721.73x = 1,236,275,802,079.32
  5. Step 5: Solve for x
    x = 1,236,275,802,079.32/1,429,721.73
  6. Step 6: Final answer
    x = 864,696.80

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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.