Home / 1,350,504.54-1,863,744.39-738,620.82

Finding the Fourth Proportional to 1,350,504.54, 1,863,744.39 and 738,620.82

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Solution

The fourth proportional to 1,350,504.54, 1,863,744.39 and 738,620.82 is: 1,019,323.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,504.54 : 1,863,744.39 = 738,620.82 : x
  2. Step 2: Convert to fraction form
    1,350,504.54/1,863,744.39 = 738,620.82/x
  3. Step 3: Cross multiply
    1,350,504.54x = 1,863,744.39 × 738,620.82
  4. Step 4: Simplify right side
    1,350,504.54x = 1,376,600,409,612.20
  5. Step 5: Solve for x
    x = 1,376,600,409,612.20/1,350,504.54
  6. Step 6: Final answer
    x = 1,019,323.05

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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.