Home / 1,344,773.80-2,014,827.90-871,215.40

Finding the Fourth Proportional to 1,344,773.80, 2,014,827.90 and 871,215.40

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Solution

The fourth proportional to 1,344,773.80, 2,014,827.90 and 871,215.40 is: 1,305,311.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,773.80 : 2,014,827.90 = 871,215.40 : x
  2. Step 2: Convert to fraction form
    1,344,773.80/2,014,827.90 = 871,215.40/x
  3. Step 3: Cross multiply
    1,344,773.80x = 2,014,827.90 × 871,215.40
  4. Step 4: Simplify right side
    1,344,773.80x = 1,755,349,094,829.66
  5. Step 5: Solve for x
    x = 1,755,349,094,829.66/1,344,773.80
  6. Step 6: Final answer
    x = 1,305,311.79

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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.