Home / 1,073,884.32-1,608,675.92-647,182.56

Finding the Fourth Proportional to 1,073,884.32, 1,608,675.92 and 647,182.56

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Solution

The fourth proportional to 1,073,884.32, 1,608,675.92 and 647,182.56 is: 969,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,884.32 : 1,608,675.92 = 647,182.56 : x
  2. Step 2: Convert to fraction form
    1,073,884.32/1,608,675.92 = 647,182.56/x
  3. Step 3: Cross multiply
    1,073,884.32x = 1,608,675.92 × 647,182.56
  4. Step 4: Simplify right side
    1,073,884.32x = 1,041,107,000,115.96
  5. Step 5: Solve for x
    x = 1,041,107,000,115.96/1,073,884.32
  6. Step 6: Final answer
    x = 969,477.79

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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.