Home / 2,656,450.80-3,984,248.52-762,761.52

Finding the Fourth Proportional to 2,656,450.80, 3,984,248.52 and 762,761.52

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Solution

The fourth proportional to 2,656,450.80, 3,984,248.52 and 762,761.52 is: 1,144,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,450.80 : 3,984,248.52 = 762,761.52 : x
  2. Step 2: Convert to fraction form
    2,656,450.80/3,984,248.52 = 762,761.52/x
  3. Step 3: Cross multiply
    2,656,450.80x = 3,984,248.52 × 762,761.52
  4. Step 4: Simplify right side
    2,656,450.80x = 3,039,031,457,172.95
  5. Step 5: Solve for x
    x = 3,039,031,457,172.95/2,656,450.80
  6. Step 6: Final answer
    x = 1,144,019.48

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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.