Home / 1,350,355.92-1,863,415.80-738,387.24

Finding the Fourth Proportional to 1,350,355.92, 1,863,415.80 and 738,387.24

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Solution

The fourth proportional to 1,350,355.92, 1,863,415.80 and 738,387.24 is: 1,018,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,355.92 : 1,863,415.80 = 738,387.24 : x
  2. Step 2: Convert to fraction form
    1,350,355.92/1,863,415.80 = 738,387.24/x
  3. Step 3: Cross multiply
    1,350,355.92x = 1,863,415.80 × 738,387.24
  4. Step 4: Simplify right side
    1,350,355.92x = 1,375,922,449,534.39
  5. Step 5: Solve for x
    x = 1,375,922,449,534.39/1,350,355.92
  6. Step 6: Final answer
    x = 1,018,933.18

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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.