Home / 1,513,660-2,267,920.60-913,359.76

Finding the Fourth Proportional to 1,513,660, 2,267,920.60 and 913,359.76

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Solution

The fourth proportional to 1,513,660, 2,267,920.60 and 913,359.76 is: 1,368,489.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,660 : 2,267,920.60 = 913,359.76 : x
  2. Step 2: Convert to fraction form
    1,513,660/2,267,920.60 = 913,359.76/x
  3. Step 3: Cross multiply
    1,513,660x = 2,267,920.60 × 913,359.76
  4. Step 4: Simplify right side
    1,513,660x = 2,071,427,414,915.06
  5. Step 5: Solve for x
    x = 2,071,427,414,915.06/1,513,660
  6. Step 6: Final answer
    x = 1,368,489.23

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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.