Home / 1,513,882.82-2,268,253.64-913,582.56

Finding the Fourth Proportional to 1,513,882.82, 2,268,253.64 and 913,582.56

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Solution

The fourth proportional to 1,513,882.82, 2,268,253.64 and 913,582.56 is: 1,368,822.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,882.82 : 2,268,253.64 = 913,582.56 : x
  2. Step 2: Convert to fraction form
    1,513,882.82/2,268,253.64 = 913,582.56/x
  3. Step 3: Cross multiply
    1,513,882.82x = 2,268,253.64 × 913,582.56
  4. Step 4: Simplify right side
    1,513,882.82x = 2,072,236,967,160.52
  5. Step 5: Solve for x
    x = 2,072,236,967,160.52/1,513,882.82
  6. Step 6: Final answer
    x = 1,368,822.57

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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.