Home / 2,836,374-4,252,174.56-1,319,286.12

Finding the Fourth Proportional to 2,836,374, 4,252,174.56 and 1,319,286.12

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Solution

The fourth proportional to 2,836,374, 4,252,174.56 and 1,319,286.12 is: 1,977,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,374 : 4,252,174.56 = 1,319,286.12 : x
  2. Step 2: Convert to fraction form
    2,836,374/4,252,174.56 = 1,319,286.12/x
  3. Step 3: Cross multiply
    2,836,374x = 4,252,174.56 × 1,319,286.12
  4. Step 4: Simplify right side
    2,836,374x = 5,609,834,876,825.11
  5. Step 5: Solve for x
    x = 5,609,834,876,825.11/2,836,374
  6. Step 6: Final answer
    x = 1,977,819.17

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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.