Home / 1,215,584.24-1,823,447.69-457,432.16

Finding the Fourth Proportional to 1,215,584.24, 1,823,447.69 and 457,432.16

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Solution

The fourth proportional to 1,215,584.24, 1,823,447.69 and 457,432.16 is: 686,175.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,584.24 : 1,823,447.69 = 457,432.16 : x
  2. Step 2: Convert to fraction form
    1,215,584.24/1,823,447.69 = 457,432.16/x
  3. Step 3: Cross multiply
    1,215,584.24x = 1,823,447.69 × 457,432.16
  4. Step 4: Simplify right side
    1,215,584.24x = 834,103,604,079.31
  5. Step 5: Solve for x
    x = 834,103,604,079.31/1,215,584.24
  6. Step 6: Final answer
    x = 686,175.08

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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.