Home / 1,350,219.52-1,863,299.84-777,050.88

Finding the Fourth Proportional to 1,350,219.52, 1,863,299.84 and 777,050.88

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Solution

The fourth proportional to 1,350,219.52, 1,863,299.84 and 777,050.88 is: 1,072,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,219.52 : 1,863,299.84 = 777,050.88 : x
  2. Step 2: Convert to fraction form
    1,350,219.52/1,863,299.84 = 777,050.88/x
  3. Step 3: Cross multiply
    1,350,219.52x = 1,863,299.84 × 777,050.88
  4. Step 4: Simplify right side
    1,350,219.52x = 1,447,878,780,375.86
  5. Step 5: Solve for x
    x = 1,447,878,780,375.86/1,350,219.52
  6. Step 6: Final answer
    x = 1,072,328.43

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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.