Home / 896,117.40-1,344,176.10-798,139.80

Finding the Fourth Proportional to 896,117.40, 1,344,176.10 and 798,139.80

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Solution

The fourth proportional to 896,117.40, 1,344,176.10 and 798,139.80 is: 1,197,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,117.40 : 1,344,176.10 = 798,139.80 : x
  2. Step 2: Convert to fraction form
    896,117.40/1,344,176.10 = 798,139.80/x
  3. Step 3: Cross multiply
    896,117.40x = 1,344,176.10 × 798,139.80
  4. Step 4: Simplify right side
    896,117.40x = 1,072,840,443,618.78
  5. Step 5: Solve for x
    x = 1,072,840,443,618.78/896,117.40
  6. Step 6: Final answer
    x = 1,197,209.70

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Double scale
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Similar ratio
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1.5x scale

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.