Home / 3,141,515.40-4,712,273.10-2,910,568.20

Finding the Fourth Proportional to 3,141,515.40, 4,712,273.10 and 2,910,568.20

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Solution

The fourth proportional to 3,141,515.40, 4,712,273.10 and 2,910,568.20 is: 4,365,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,515.40 : 4,712,273.10 = 2,910,568.20 : x
  2. Step 2: Convert to fraction form
    3,141,515.40/4,712,273.10 = 2,910,568.20/x
  3. Step 3: Cross multiply
    3,141,515.40x = 4,712,273.10 × 2,910,568.20
  4. Step 4: Simplify right side
    3,141,515.40x = 13,715,392,234,575.42
  5. Step 5: Solve for x
    x = 13,715,392,234,575.42/3,141,515.40
  6. Step 6: Final answer
    x = 4,365,852.30

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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.