Home / 966,422.10-1,449,633.15-817,122.90

Finding the Fourth Proportional to 966,422.10, 1,449,633.15 and 817,122.90

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Solution

The fourth proportional to 966,422.10, 1,449,633.15 and 817,122.90 is: 1,225,684.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,422.10 : 1,449,633.15 = 817,122.90 : x
  2. Step 2: Convert to fraction form
    966,422.10/1,449,633.15 = 817,122.90/x
  3. Step 3: Cross multiply
    966,422.10x = 1,449,633.15 × 817,122.90
  4. Step 4: Simplify right side
    966,422.10x = 1,184,528,443,464.14
  5. Step 5: Solve for x
    x = 1,184,528,443,464.14/966,422.10
  6. Step 6: Final answer
    x = 1,225,684.35

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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.