Home / 3,158,133.28-4,737,155.92-761,957.80

Finding the Fourth Proportional to 3,158,133.28, 4,737,155.92 and 761,957.80

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Solution

The fourth proportional to 3,158,133.28, 4,737,155.92 and 761,957.80 is: 1,142,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,133.28 : 4,737,155.92 = 761,957.80 : x
  2. Step 2: Convert to fraction form
    3,158,133.28/4,737,155.92 = 761,957.80/x
  3. Step 3: Cross multiply
    3,158,133.28x = 4,737,155.92 × 761,957.80
  4. Step 4: Simplify right side
    3,158,133.28x = 3,609,512,903,060.18
  5. Step 5: Solve for x
    x = 3,609,512,903,060.18/3,158,133.28
  6. Step 6: Final answer
    x = 1,142,926.08

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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.