Home / 816,591.84-1,126,934.24-454,052.92

Finding the Fourth Proportional to 816,591.84, 1,126,934.24 and 454,052.92

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Solution

The fourth proportional to 816,591.84, 1,126,934.24 and 454,052.92 is: 626,613.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,591.84 : 1,126,934.24 = 454,052.92 : x
  2. Step 2: Convert to fraction form
    816,591.84/1,126,934.24 = 454,052.92/x
  3. Step 3: Cross multiply
    816,591.84x = 1,126,934.24 × 454,052.92
  4. Step 4: Simplify right side
    816,591.84x = 511,687,782,319.98
  5. Step 5: Solve for x
    x = 511,687,782,319.98/816,591.84
  6. Step 6: Final answer
    x = 626,613.88

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1.5x scale

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.