Home / 3,258,143.20-4,887,214.80-3,048,191.20

Finding the Fourth Proportional to 3,258,143.20, 4,887,214.80 and 3,048,191.20

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Solution

The fourth proportional to 3,258,143.20, 4,887,214.80 and 3,048,191.20 is: 4,572,286.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,143.20 : 4,887,214.80 = 3,048,191.20 : x
  2. Step 2: Convert to fraction form
    3,258,143.20/4,887,214.80 = 3,048,191.20/x
  3. Step 3: Cross multiply
    3,258,143.20x = 4,887,214.80 × 3,048,191.20
  4. Step 4: Simplify right side
    3,258,143.20x = 14,897,165,145,869.76
  5. Step 5: Solve for x
    x = 14,897,165,145,869.76/3,258,143.20
  6. Step 6: Final answer
    x = 4,572,286.80

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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.