Home / 2,380,127.56-3,570,306.12-782,655.28

Finding the Fourth Proportional to 2,380,127.56, 3,570,306.12 and 782,655.28

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Solution

The fourth proportional to 2,380,127.56, 3,570,306.12 and 782,655.28 is: 1,174,020.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,127.56 : 3,570,306.12 = 782,655.28 : x
  2. Step 2: Convert to fraction form
    2,380,127.56/3,570,306.12 = 782,655.28/x
  3. Step 3: Cross multiply
    2,380,127.56x = 3,570,306.12 × 782,655.28
  4. Step 4: Simplify right side
    2,380,127.56x = 2,794,318,936,034.31
  5. Step 5: Solve for x
    x = 2,794,318,936,034.31/2,380,127.56
  6. Step 6: Final answer
    x = 1,174,020.66

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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.