Home / 966,417.20-1,449,625.80-810,119.60

Finding the Fourth Proportional to 966,417.20, 1,449,625.80 and 810,119.60

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Solution

The fourth proportional to 966,417.20, 1,449,625.80 and 810,119.60 is: 1,215,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,417.20 : 1,449,625.80 = 810,119.60 : x
  2. Step 2: Convert to fraction form
    966,417.20/1,449,625.80 = 810,119.60/x
  3. Step 3: Cross multiply
    966,417.20x = 1,449,625.80 × 810,119.60
  4. Step 4: Simplify right side
    966,417.20x = 1,174,370,273,245.68
  5. Step 5: Solve for x
    x = 1,174,370,273,245.68/966,417.20
  6. Step 6: Final answer
    x = 1,215,179.40

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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.