Home / 3,003,116.80-4,498,770.30-2,790,540.40

Finding the Fourth Proportional to 3,003,116.80, 4,498,770.30 and 2,790,540.40

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Solution

The fourth proportional to 3,003,116.80, 4,498,770.30 and 2,790,540.40 is: 4,180,323.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003,116.80 : 4,498,770.30 = 2,790,540.40 : x
  2. Step 2: Convert to fraction form
    3,003,116.80/4,498,770.30 = 2,790,540.40/x
  3. Step 3: Cross multiply
    3,003,116.80x = 4,498,770.30 × 2,790,540.40
  4. Step 4: Simplify right side
    3,003,116.80x = 12,554,000,272,470.12
  5. Step 5: Solve for x
    x = 12,554,000,272,470.12/3,003,116.80
  6. Step 6: Final answer
    x = 4,180,323.68

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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.