Home / 3,260,254.80-4,890,382.20-1,129,630.80

Finding the Fourth Proportional to 3,260,254.80, 4,890,382.20 and 1,129,630.80

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Solution

The fourth proportional to 3,260,254.80, 4,890,382.20 and 1,129,630.80 is: 1,694,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,254.80 : 4,890,382.20 = 1,129,630.80 : x
  2. Step 2: Convert to fraction form
    3,260,254.80/4,890,382.20 = 1,129,630.80/x
  3. Step 3: Cross multiply
    3,260,254.80x = 4,890,382.20 × 1,129,630.80
  4. Step 4: Simplify right side
    3,260,254.80x = 5,524,326,356,891.76
  5. Step 5: Solve for x
    x = 5,524,326,356,891.76/3,260,254.80
  6. Step 6: Final answer
    x = 1,694,446.20

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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.