Home / 3,465,413.92-5,187,987.24-2,021,682.88

Finding the Fourth Proportional to 3,465,413.92, 5,187,987.24 and 2,021,682.88

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Solution

The fourth proportional to 3,465,413.92, 5,187,987.24 and 2,021,682.88 is: 3,026,612.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,413.92 : 5,187,987.24 = 2,021,682.88 : x
  2. Step 2: Convert to fraction form
    3,465,413.92/5,187,987.24 = 2,021,682.88/x
  3. Step 3: Cross multiply
    3,465,413.92x = 5,187,987.24 × 2,021,682.88
  4. Step 4: Simplify right side
    3,465,413.92x = 10,488,464,984,766.45
  5. Step 5: Solve for x
    x = 10,488,464,984,766.45/3,465,413.92
  6. Step 6: Final answer
    x = 3,026,612.47

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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.