Home / 1,812,268.35-2,718,215.28-614,159.55

Finding the Fourth Proportional to 1,812,268.35, 2,718,215.28 and 614,159.55

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Solution

The fourth proportional to 1,812,268.35, 2,718,215.28 and 614,159.55 is: 921,175.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,268.35 : 2,718,215.28 = 614,159.55 : x
  2. Step 2: Convert to fraction form
    1,812,268.35/2,718,215.28 = 614,159.55/x
  3. Step 3: Cross multiply
    1,812,268.35x = 2,718,215.28 × 614,159.55
  4. Step 4: Simplify right side
    1,812,268.35x = 1,669,417,873,167.92
  5. Step 5: Solve for x
    x = 1,669,417,873,167.92/1,812,268.35
  6. Step 6: Final answer
    x = 921,175.87

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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.