Home / 896,139.40-1,344,209.10-798,161.80

Finding the Fourth Proportional to 896,139.40, 1,344,209.10 and 798,161.80

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Solution

The fourth proportional to 896,139.40, 1,344,209.10 and 798,161.80 is: 1,197,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,139.40 : 1,344,209.10 = 798,161.80 : x
  2. Step 2: Convert to fraction form
    896,139.40/1,344,209.10 = 798,161.80/x
  3. Step 3: Cross multiply
    896,139.40x = 1,344,209.10 × 798,161.80
  4. Step 4: Simplify right side
    896,139.40x = 1,072,896,354,832.38
  5. Step 5: Solve for x
    x = 1,072,896,354,832.38/896,139.40
  6. Step 6: Final answer
    x = 1,197,242.70

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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.