Home / 1,513,892.82-2,268,268.65-913,592.55

Finding the Fourth Proportional to 1,513,892.82, 2,268,268.65 and 913,592.55

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Solution

The fourth proportional to 1,513,892.82, 2,268,268.65 and 913,592.55 is: 1,368,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,892.82 : 2,268,268.65 = 913,592.55 : x
  2. Step 2: Convert to fraction form
    1,513,892.82/2,268,268.65 = 913,592.55/x
  3. Step 3: Cross multiply
    1,513,892.82x = 2,268,268.65 × 913,592.55
  4. Step 4: Simplify right side
    1,513,892.82x = 2,072,273,340,038.56
  5. Step 5: Solve for x
    x = 2,072,273,340,038.56/1,513,892.82
  6. Step 6: Final answer
    x = 1,368,837.55

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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.