Home / 2,318,839.52-3,478,497.87-802,519.79

Finding the Fourth Proportional to 2,318,839.52, 3,478,497.87 and 802,519.79

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Solution

The fourth proportional to 2,318,839.52, 3,478,497.87 and 802,519.79 is: 1,203,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,839.52 : 3,478,497.87 = 802,519.79 : x
  2. Step 2: Convert to fraction form
    2,318,839.52/3,478,497.87 = 802,519.79/x
  3. Step 3: Cross multiply
    2,318,839.52x = 3,478,497.87 × 802,519.79
  4. Step 4: Simplify right side
    2,318,839.52x = 2,791,563,380,147.85
  5. Step 5: Solve for x
    x = 2,791,563,380,147.85/2,318,839.52
  6. Step 6: Final answer
    x = 1,203,862.26

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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.