Home / 1,228,044.24-1,694,689.90-684,170.15

Finding the Fourth Proportional to 1,228,044.24, 1,694,689.90 and 684,170.15

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Solution

The fourth proportional to 1,228,044.24, 1,694,689.90 and 684,170.15 is: 944,148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,044.24 : 1,694,689.90 = 684,170.15 : x
  2. Step 2: Convert to fraction form
    1,228,044.24/1,694,689.90 = 684,170.15/x
  3. Step 3: Cross multiply
    1,228,044.24x = 1,694,689.90 × 684,170.15
  4. Step 4: Simplify right side
    1,228,044.24x = 1,159,456,232,902.61
  5. Step 5: Solve for x
    x = 1,159,456,232,902.61/1,228,044.24
  6. Step 6: Final answer
    x = 944,148.59

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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.