Home / 1,344,862.80-2,014,961.40-871,304.40

Finding the Fourth Proportional to 1,344,862.80, 2,014,961.40 and 871,304.40

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Solution

The fourth proportional to 1,344,862.80, 2,014,961.40 and 871,304.40 is: 1,305,445.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,862.80 : 2,014,961.40 = 871,304.40 : x
  2. Step 2: Convert to fraction form
    1,344,862.80/2,014,961.40 = 871,304.40/x
  3. Step 3: Cross multiply
    1,344,862.80x = 2,014,961.40 × 871,304.40
  4. Step 4: Simplify right side
    1,344,862.80x = 1,755,644,733,650.16
  5. Step 5: Solve for x
    x = 1,755,644,733,650.16/1,344,862.80
  6. Step 6: Final answer
    x = 1,305,445.23

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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.