Home / 2,491,447.97-3,438,110.31-1,403,947.64

Finding the Fourth Proportional to 2,491,447.97, 3,438,110.31 and 1,403,947.64

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Solution

The fourth proportional to 2,491,447.97, 3,438,110.31 and 1,403,947.64 is: 1,937,398.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,447.97 : 3,438,110.31 = 1,403,947.64 : x
  2. Step 2: Convert to fraction form
    2,491,447.97/3,438,110.31 = 1,403,947.64/x
  3. Step 3: Cross multiply
    2,491,447.97x = 3,438,110.31 × 1,403,947.64
  4. Step 4: Simplify right side
    2,491,447.97x = 4,826,926,855,784.17
  5. Step 5: Solve for x
    x = 4,826,926,855,784.17/2,491,447.97
  6. Step 6: Final answer
    x = 1,937,398.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.