Home / 2,439,542.90-3,659,494.10-642,413.94

Finding the Fourth Proportional to 2,439,542.90, 3,659,494.10 and 642,413.94

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Solution

The fourth proportional to 2,439,542.90, 3,659,494.10 and 642,413.94 is: 963,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439,542.90 : 3,659,494.10 = 642,413.94 : x
  2. Step 2: Convert to fraction form
    2,439,542.90/3,659,494.10 = 642,413.94/x
  3. Step 3: Cross multiply
    2,439,542.90x = 3,659,494.10 × 642,413.94
  4. Step 4: Simplify right side
    2,439,542.90x = 2,350,910,019,975.68
  5. Step 5: Solve for x
    x = 2,350,910,019,975.68/2,439,542.90
  6. Step 6: Final answer
    x = 963,668.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.