Home / 1,517,679.40-2,094,517.04-864,333.20

Finding the Fourth Proportional to 1,517,679.40, 2,094,517.04 and 864,333.20

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Solution

The fourth proportional to 1,517,679.40, 2,094,517.04 and 864,333.20 is: 1,192,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,679.40 : 2,094,517.04 = 864,333.20 : x
  2. Step 2: Convert to fraction form
    1,517,679.40/2,094,517.04 = 864,333.20/x
  3. Step 3: Cross multiply
    1,517,679.40x = 2,094,517.04 × 864,333.20
  4. Step 4: Simplify right side
    1,517,679.40x = 1,810,360,615,637.73
  5. Step 5: Solve for x
    x = 1,810,360,615,637.73/1,517,679.40
  6. Step 6: Final answer
    x = 1,192,847.85

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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.