Home / 7,246,438.80-10,869,658.20-2,198,000.40

Finding the Fourth Proportional to 7,246,438.80, 10,869,658.20 and 2,198,000.40

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Solution

The fourth proportional to 7,246,438.80, 10,869,658.20 and 2,198,000.40 is: 3,297,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246,438.80 : 10,869,658.20 = 2,198,000.40 : x
  2. Step 2: Convert to fraction form
    7,246,438.80/10,869,658.20 = 2,198,000.40/x
  3. Step 3: Cross multiply
    7,246,438.80x = 10,869,658.20 × 2,198,000.40
  4. Step 4: Simplify right side
    7,246,438.80x = 23,891,513,071,463.28
  5. Step 5: Solve for x
    x = 23,891,513,071,463.28/7,246,438.80
  6. Step 6: Final answer
    x = 3,297,000.60

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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.