Home / 1,354,119.18-1,869,948.55-871,524.82

Finding the Fourth Proportional to 1,354,119.18, 1,869,948.55 and 871,524.82

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Solution

The fourth proportional to 1,354,119.18, 1,869,948.55 and 871,524.82 is: 1,203,517.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,119.18 : 1,869,948.55 = 871,524.82 : x
  2. Step 2: Convert to fraction form
    1,354,119.18/1,869,948.55 = 871,524.82/x
  3. Step 3: Cross multiply
    1,354,119.18x = 1,869,948.55 × 871,524.82
  4. Step 4: Simplify right side
    1,354,119.18x = 1,629,706,573,448.01
  5. Step 5: Solve for x
    x = 1,629,706,573,448.01/1,354,119.18
  6. Step 6: Final answer
    x = 1,203,517.83

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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.