Home / 4,857,874.10-7,286,811.15-4,298,002.10

Finding the Fourth Proportional to 4,857,874.10, 7,286,811.15 and 4,298,002.10

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Solution

The fourth proportional to 4,857,874.10, 7,286,811.15 and 4,298,002.10 is: 6,447,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,874.10 : 7,286,811.15 = 4,298,002.10 : x
  2. Step 2: Convert to fraction form
    4,857,874.10/7,286,811.15 = 4,298,002.10/x
  3. Step 3: Cross multiply
    4,857,874.10x = 7,286,811.15 × 4,298,002.10
  4. Step 4: Simplify right side
    4,857,874.10x = 31,318,729,625,003.41
  5. Step 5: Solve for x
    x = 31,318,729,625,003.41/4,857,874.10
  6. Step 6: Final answer
    x = 6,447,003.15

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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.