Home / 1,350,003-1,863,371.58-769,531.72

Finding the Fourth Proportional to 1,350,003, 1,863,371.58 and 769,531.72

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Solution

The fourth proportional to 1,350,003, 1,863,371.58 and 769,531.72 is: 1,062,163.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,003 : 1,863,371.58 = 769,531.72 : x
  2. Step 2: Convert to fraction form
    1,350,003/1,863,371.58 = 769,531.72/x
  3. Step 3: Cross multiply
    1,350,003x = 1,863,371.58 × 769,531.72
  4. Step 4: Simplify right side
    1,350,003x = 1,433,923,536,956.52
  5. Step 5: Solve for x
    x = 1,433,923,536,956.52/1,350,003
  6. Step 6: Final answer
    x = 1,062,163.22

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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.