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Finding the Fourth Proportional to 6,221,891.80, 9,334,411.80 and 1,734,167.80

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Solution

The fourth proportional to 6,221,891.80, 9,334,411.80 and 1,734,167.80 is: 2,601,690.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,891.80 : 9,334,411.80 = 1,734,167.80 : x
  2. Step 2: Convert to fraction form
    6,221,891.80/9,334,411.80 = 1,734,167.80/x
  3. Step 3: Cross multiply
    6,221,891.80x = 9,334,411.80 × 1,734,167.80
  4. Step 4: Simplify right side
    6,221,891.80x = 16,187,436,375,500.04
  5. Step 5: Solve for x
    x = 16,187,436,375,500.04/6,221,891.80
  6. Step 6: Final answer
    x = 2,601,690.43

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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.