Home / 1,633,122.32-2,253,834.92-979,772.88

Finding the Fourth Proportional to 1,633,122.32, 2,253,834.92 and 979,772.88

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Solution

The fourth proportional to 1,633,122.32, 2,253,834.92 and 979,772.88 is: 1,352,162.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,122.32 : 2,253,834.92 = 979,772.88 : x
  2. Step 2: Convert to fraction form
    1,633,122.32/2,253,834.92 = 979,772.88/x
  3. Step 3: Cross multiply
    1,633,122.32x = 2,253,834.92 × 979,772.88
  4. Step 4: Simplify right side
    1,633,122.32x = 2,208,246,330,612.97
  5. Step 5: Solve for x
    x = 2,208,246,330,612.97/1,633,122.32
  6. Step 6: Final answer
    x = 1,352,162.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.