Home / 1,112,935.14-1,535,850.11-629,489.88

Finding the Fourth Proportional to 1,112,935.14, 1,535,850.11 and 629,489.88

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Solution

The fourth proportional to 1,112,935.14, 1,535,850.11 and 629,489.88 is: 868,695.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,935.14 : 1,535,850.11 = 629,489.88 : x
  2. Step 2: Convert to fraction form
    1,112,935.14/1,535,850.11 = 629,489.88/x
  3. Step 3: Cross multiply
    1,112,935.14x = 1,535,850.11 × 629,489.88
  4. Step 4: Simplify right side
    1,112,935.14x = 966,802,103,015.61
  5. Step 5: Solve for x
    x = 966,802,103,015.61/1,112,935.14
  6. Step 6: Final answer
    x = 868,695.82

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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.