Home / 3,165,660.80-4,747,240.56-1,005,909.20

Finding the Fourth Proportional to 3,165,660.80, 4,747,240.56 and 1,005,909.20

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Solution

The fourth proportional to 3,165,660.80, 4,747,240.56 and 1,005,909.20 is: 1,508,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,660.80 : 4,747,240.56 = 1,005,909.20 : x
  2. Step 2: Convert to fraction form
    3,165,660.80/4,747,240.56 = 1,005,909.20/x
  3. Step 3: Cross multiply
    3,165,660.80x = 4,747,240.56 × 1,005,909.20
  4. Step 4: Simplify right side
    3,165,660.80x = 4,775,292,953,917.15
  5. Step 5: Solve for x
    x = 4,775,292,953,917.15/3,165,660.80
  6. Step 6: Final answer
    x = 1,508,466.40

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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.