Home / 1,220,793.77-1,829,721.80-451,678.27

Finding the Fourth Proportional to 1,220,793.77, 1,829,721.80 and 451,678.27

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Solution

The fourth proportional to 1,220,793.77, 1,829,721.80 and 451,678.27 is: 676,973.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,793.77 : 1,829,721.80 = 451,678.27 : x
  2. Step 2: Convert to fraction form
    1,220,793.77/1,829,721.80 = 451,678.27/x
  3. Step 3: Cross multiply
    1,220,793.77x = 1,829,721.80 × 451,678.27
  4. Step 4: Simplify right side
    1,220,793.77x = 826,445,573,760.18
  5. Step 5: Solve for x
    x = 826,445,573,760.18/1,220,793.77
  6. Step 6: Final answer
    x = 676,973.95

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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.