Home / 3,425,214-5,129,685.36-2,223,413.76

Finding the Fourth Proportional to 3,425,214, 5,129,685.36 and 2,223,413.76

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Solution

The fourth proportional to 3,425,214, 5,129,685.36 and 2,223,413.76 is: 3,329,839.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,214 : 5,129,685.36 = 2,223,413.76 : x
  2. Step 2: Convert to fraction form
    3,425,214/5,129,685.36 = 2,223,413.76/x
  3. Step 3: Cross multiply
    3,425,214x = 5,129,685.36 × 2,223,413.76
  4. Step 4: Simplify right side
    3,425,214x = 11,405,413,013,894.55
  5. Step 5: Solve for x
    x = 11,405,413,013,894.55/3,425,214
  6. Step 6: Final answer
    x = 3,329,839.54

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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.