Home / 4,920,755.30-7,381,132.95-3,485,864.60

Finding the Fourth Proportional to 4,920,755.30, 7,381,132.95 and 3,485,864.60

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Solution

The fourth proportional to 4,920,755.30, 7,381,132.95 and 3,485,864.60 is: 5,228,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,755.30 : 7,381,132.95 = 3,485,864.60 : x
  2. Step 2: Convert to fraction form
    4,920,755.30/7,381,132.95 = 3,485,864.60/x
  3. Step 3: Cross multiply
    4,920,755.30x = 7,381,132.95 × 3,485,864.60
  4. Step 4: Simplify right side
    4,920,755.30x = 25,729,630,058,298.57
  5. Step 5: Solve for x
    x = 25,729,630,058,298.57/4,920,755.30
  6. Step 6: Final answer
    x = 5,228,796.90

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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.