Home / 2,187,342.20-3,281,474.10-924,519.80

Finding the Fourth Proportional to 2,187,342.20, 3,281,474.10 and 924,519.80

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Solution

The fourth proportional to 2,187,342.20, 3,281,474.10 and 924,519.80 is: 1,386,974.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,342.20 : 3,281,474.10 = 924,519.80 : x
  2. Step 2: Convert to fraction form
    2,187,342.20/3,281,474.10 = 924,519.80/x
  3. Step 3: Cross multiply
    2,187,342.20x = 3,281,474.10 × 924,519.80
  4. Step 4: Simplify right side
    2,187,342.20x = 3,033,787,778,637.18
  5. Step 5: Solve for x
    x = 3,033,787,778,637.18/2,187,342.20
  6. Step 6: Final answer
    x = 1,386,974.47

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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.