Home / 1,396,819.12-2,096,016-1,386,146.56

Finding the Fourth Proportional to 1,396,819.12, 2,096,016 and 1,386,146.56

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Solution

The fourth proportional to 1,396,819.12, 2,096,016 and 1,386,146.56 is: 2,080,001.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,819.12 : 2,096,016 = 1,386,146.56 : x
  2. Step 2: Convert to fraction form
    1,396,819.12/2,096,016 = 1,386,146.56/x
  3. Step 3: Cross multiply
    1,396,819.12x = 2,096,016 × 1,386,146.56
  4. Step 4: Simplify right side
    1,396,819.12x = 2,905,385,368,104.96
  5. Step 5: Solve for x
    x = 2,905,385,368,104.96/1,396,819.12
  6. Step 6: Final answer
    x = 2,080,001.14

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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.