Home / 1,236,140.64-1,862,633.79-1,016,422.88

Finding the Fourth Proportional to 1,236,140.64, 1,862,633.79 and 1,016,422.88

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Solution

The fourth proportional to 1,236,140.64, 1,862,633.79 and 1,016,422.88 is: 1,531,560.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,140.64 : 1,862,633.79 = 1,016,422.88 : x
  2. Step 2: Convert to fraction form
    1,236,140.64/1,862,633.79 = 1,016,422.88/x
  3. Step 3: Cross multiply
    1,236,140.64x = 1,862,633.79 × 1,016,422.88
  4. Step 4: Simplify right side
    1,236,140.64x = 1,893,223,591,903.95
  5. Step 5: Solve for x
    x = 1,893,223,591,903.95/1,236,140.64
  6. Step 6: Final answer
    x = 1,531,560.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.