Home / 928,001.80-1,392,002.70-718,049.80

Finding the Fourth Proportional to 928,001.80, 1,392,002.70 and 718,049.80

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Solution

The fourth proportional to 928,001.80, 1,392,002.70 and 718,049.80 is: 1,077,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,001.80 : 1,392,002.70 = 718,049.80 : x
  2. Step 2: Convert to fraction form
    928,001.80/1,392,002.70 = 718,049.80/x
  3. Step 3: Cross multiply
    928,001.80x = 1,392,002.70 × 718,049.80
  4. Step 4: Simplify right side
    928,001.80x = 999,527,260,334.46
  5. Step 5: Solve for x
    x = 999,527,260,334.46/928,001.80
  6. Step 6: Final answer
    x = 1,077,074.70

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Similar ratio
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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.