Home / 5,721,778.94-7,894,069.52-3,658,002.55

Finding the Fourth Proportional to 5,721,778.94, 7,894,069.52 and 3,658,002.55

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Solution

The fourth proportional to 5,721,778.94, 7,894,069.52 and 3,658,002.55 is: 5,046,774.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721,778.94 : 7,894,069.52 = 3,658,002.55 : x
  2. Step 2: Convert to fraction form
    5,721,778.94/7,894,069.52 = 3,658,002.55/x
  3. Step 3: Cross multiply
    5,721,778.94x = 7,894,069.52 × 3,658,002.55
  4. Step 4: Simplify right side
    5,721,778.94x = 28,876,526,396,012.09
  5. Step 5: Solve for x
    x = 28,876,526,396,012.09/5,721,778.94
  6. Step 6: Final answer
    x = 5,046,774.22

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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.