Home / 1,350,339.46-1,863,697.60-777,711.16

Finding the Fourth Proportional to 1,350,339.46, 1,863,697.60 and 777,711.16

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Solution

The fourth proportional to 1,350,339.46, 1,863,697.60 and 777,711.16 is: 1,073,373.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,339.46 : 1,863,697.60 = 777,711.16 : x
  2. Step 2: Convert to fraction form
    1,350,339.46/1,863,697.60 = 777,711.16/x
  3. Step 3: Cross multiply
    1,350,339.46x = 1,863,697.60 × 777,711.16
  4. Step 4: Simplify right side
    1,350,339.46x = 1,449,418,422,385.22
  5. Step 5: Solve for x
    x = 1,449,418,422,385.22/1,350,339.46
  6. Step 6: Final answer
    x = 1,073,373.37

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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.