Home / 5,890,278.80-8,830,234.20-3,990,861.20

Finding the Fourth Proportional to 5,890,278.80, 8,830,234.20 and 3,990,861.20

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Solution

The fourth proportional to 5,890,278.80, 8,830,234.20 and 3,990,861.20 is: 5,982,779.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890,278.80 : 8,830,234.20 = 3,990,861.20 : x
  2. Step 2: Convert to fraction form
    5,890,278.80/8,830,234.20 = 3,990,861.20/x
  3. Step 3: Cross multiply
    5,890,278.80x = 8,830,234.20 × 3,990,861.20
  4. Step 4: Simplify right side
    5,890,278.80x = 35,240,239,055,693.04
  5. Step 5: Solve for x
    x = 35,240,239,055,693.04/5,890,278.80
  6. Step 6: Final answer
    x = 5,982,779.47

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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.