Home / 1,373,999.30-1,896,149.42-762,132.12

Finding the Fourth Proportional to 1,373,999.30, 1,896,149.42 and 762,132.12

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Solution

The fourth proportional to 1,373,999.30, 1,896,149.42 and 762,132.12 is: 1,051,759.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,999.30 : 1,896,149.42 = 762,132.12 : x
  2. Step 2: Convert to fraction form
    1,373,999.30/1,896,149.42 = 762,132.12/x
  3. Step 3: Cross multiply
    1,373,999.30x = 1,896,149.42 × 762,132.12
  4. Step 4: Simplify right side
    1,373,999.30x = 1,445,116,377,301.37
  5. Step 5: Solve for x
    x = 1,445,116,377,301.37/1,373,999.30
  6. Step 6: Final answer
    x = 1,051,759.18

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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.