Home / 1,469,099.27-2,026,001.49-979,349.78

Finding the Fourth Proportional to 1,469,099.27, 2,026,001.49 and 979,349.78

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Solution

The fourth proportional to 1,469,099.27, 2,026,001.49 and 979,349.78 is: 1,350,599.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,099.27 : 2,026,001.49 = 979,349.78 : x
  2. Step 2: Convert to fraction form
    1,469,099.27/2,026,001.49 = 979,349.78/x
  3. Step 3: Cross multiply
    1,469,099.27x = 2,026,001.49 × 979,349.78
  4. Step 4: Simplify right side
    1,469,099.27x = 1,984,164,113,511.17
  5. Step 5: Solve for x
    x = 1,984,164,113,511.17/1,469,099.27
  6. Step 6: Final answer
    x = 1,350,599.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.