Home / 1,513,908.88-2,268,292.62-913,608.64

Finding the Fourth Proportional to 1,513,908.88, 2,268,292.62 and 913,608.64

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Solution

The fourth proportional to 1,513,908.88, 2,268,292.62 and 913,608.64 is: 1,368,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,908.88 : 2,268,292.62 = 913,608.64 : x
  2. Step 2: Convert to fraction form
    1,513,908.88/2,268,292.62 = 913,608.64/x
  3. Step 3: Cross multiply
    1,513,908.88x = 2,268,292.62 × 913,608.64
  4. Step 4: Simplify right side
    1,513,908.88x = 2,072,331,735,680.24
  5. Step 5: Solve for x
    x = 2,072,331,735,680.24/1,513,908.88
  6. Step 6: Final answer
    x = 1,368,861.60

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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.