Home / 791,076.08-1,189,981.49-717,088.46

Finding the Fourth Proportional to 791,076.08, 1,189,981.49 and 717,088.46

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Solution

The fourth proportional to 791,076.08, 1,189,981.49 and 717,088.46 is: 1,078,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,076.08 : 1,189,981.49 = 717,088.46 : x
  2. Step 2: Convert to fraction form
    791,076.08/1,189,981.49 = 717,088.46/x
  3. Step 3: Cross multiply
    791,076.08x = 1,189,981.49 × 717,088.46
  4. Step 4: Simplify right side
    791,076.08x = 853,321,984,557.26
  5. Step 5: Solve for x
    x = 853,321,984,557.26/791,076.08
  6. Step 6: Final answer
    x = 1,078,685.11

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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.