Home / 1,011,659.60-1,517,489.40-1,005,754.70

Finding the Fourth Proportional to 1,011,659.60, 1,517,489.40 and 1,005,754.70

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Solution

The fourth proportional to 1,011,659.60, 1,517,489.40 and 1,005,754.70 is: 1,508,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,659.60 : 1,517,489.40 = 1,005,754.70 : x
  2. Step 2: Convert to fraction form
    1,011,659.60/1,517,489.40 = 1,005,754.70/x
  3. Step 3: Cross multiply
    1,011,659.60x = 1,517,489.40 × 1,005,754.70
  4. Step 4: Simplify right side
    1,011,659.60x = 1,526,222,096,250.18
  5. Step 5: Solve for x
    x = 1,526,222,096,250.18/1,011,659.60
  6. Step 6: Final answer
    x = 1,508,632.05

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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.