Home / 3,762,838.78-5,192,630.39-2,192,870.53

Finding the Fourth Proportional to 3,762,838.78, 5,192,630.39 and 2,192,870.53

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Solution

The fourth proportional to 3,762,838.78, 5,192,630.39 and 2,192,870.53 is: 3,026,110.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762,838.78 : 5,192,630.39 = 2,192,870.53 : x
  2. Step 2: Convert to fraction form
    3,762,838.78/5,192,630.39 = 2,192,870.53/x
  3. Step 3: Cross multiply
    3,762,838.78x = 5,192,630.39 × 2,192,870.53
  4. Step 4: Simplify right side
    3,762,838.78x = 11,386,766,155,413.40
  5. Step 5: Solve for x
    x = 11,386,766,155,413.40/3,762,838.78
  6. Step 6: Final answer
    x = 3,026,110.56

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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.