Home / 1,513,885.32-2,268,257.40-913,585.06

Finding the Fourth Proportional to 1,513,885.32, 2,268,257.40 and 913,585.06

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Solution

The fourth proportional to 1,513,885.32, 2,268,257.40 and 913,585.06 is: 1,368,826.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,885.32 : 2,268,257.40 = 913,585.06 : x
  2. Step 2: Convert to fraction form
    1,513,885.32/2,268,257.40 = 913,585.06/x
  3. Step 3: Cross multiply
    1,513,885.32x = 2,268,257.40 × 913,585.06
  4. Step 4: Simplify right side
    1,513,885.32x = 2,072,246,072,874.44
  5. Step 5: Solve for x
    x = 2,072,246,072,874.44/1,513,885.32
  6. Step 6: Final answer
    x = 1,368,826.32

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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.