Home / 2,191,146.30-3,286,719.45-1,011,498.30

Finding the Fourth Proportional to 2,191,146.30, 3,286,719.45 and 1,011,498.30

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Solution

The fourth proportional to 2,191,146.30, 3,286,719.45 and 1,011,498.30 is: 1,517,247.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,146.30 : 3,286,719.45 = 1,011,498.30 : x
  2. Step 2: Convert to fraction form
    2,191,146.30/3,286,719.45 = 1,011,498.30/x
  3. Step 3: Cross multiply
    2,191,146.30x = 3,286,719.45 × 1,011,498.30
  4. Step 4: Simplify right side
    2,191,146.30x = 3,324,511,136,251.94
  5. Step 5: Solve for x
    x = 3,324,511,136,251.94/2,191,146.30
  6. Step 6: Final answer
    x = 1,517,247.45

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Double scale
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Similar ratio
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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.