Home / 1,451,398.68-2,002,932.48-806,813.24

Finding the Fourth Proportional to 1,451,398.68, 2,002,932.48 and 806,813.24

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Solution

The fourth proportional to 1,451,398.68, 2,002,932.48 and 806,813.24 is: 1,113,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,398.68 : 2,002,932.48 = 806,813.24 : x
  2. Step 2: Convert to fraction form
    1,451,398.68/2,002,932.48 = 806,813.24/x
  3. Step 3: Cross multiply
    1,451,398.68x = 2,002,932.48 × 806,813.24
  4. Step 4: Simplify right side
    1,451,398.68x = 1,615,992,443,690.04
  5. Step 5: Solve for x
    x = 1,615,992,443,690.04/1,451,398.68
  6. Step 6: Final answer
    x = 1,113,403.55

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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.