Home / 2,625,497.20-3,930,372.60-1,559,990.80

Finding the Fourth Proportional to 2,625,497.20, 3,930,372.60 and 1,559,990.80

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Solution

The fourth proportional to 2,625,497.20, 3,930,372.60 and 1,559,990.80 is: 2,335,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,497.20 : 3,930,372.60 = 1,559,990.80 : x
  2. Step 2: Convert to fraction form
    2,625,497.20/3,930,372.60 = 1,559,990.80/x
  3. Step 3: Cross multiply
    2,625,497.20x = 3,930,372.60 × 1,559,990.80
  4. Step 4: Simplify right side
    2,625,497.20x = 6,131,345,096,572.08
  5. Step 5: Solve for x
    x = 6,131,345,096,572.08/2,625,497.20
  6. Step 6: Final answer
    x = 2,335,308.18

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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.