Home / 891,154.80-1,336,732.20-849,682.80

Finding the Fourth Proportional to 891,154.80, 1,336,732.20 and 849,682.80

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Solution

The fourth proportional to 891,154.80, 1,336,732.20 and 849,682.80 is: 1,274,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,154.80 : 1,336,732.20 = 849,682.80 : x
  2. Step 2: Convert to fraction form
    891,154.80/1,336,732.20 = 849,682.80/x
  3. Step 3: Cross multiply
    891,154.80x = 1,336,732.20 × 849,682.80
  4. Step 4: Simplify right side
    891,154.80x = 1,135,798,358,546.16
  5. Step 5: Solve for x
    x = 1,135,798,358,546.16/891,154.80
  6. Step 6: Final answer
    x = 1,274,524.20

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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.