Home / 3,929,413.01-5,420,605.05-2,296,753.72

Finding the Fourth Proportional to 3,929,413.01, 5,420,605.05 and 2,296,753.72

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Solution

The fourth proportional to 3,929,413.01, 5,420,605.05 and 2,296,753.72 is: 3,168,359.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,413.01 : 5,420,605.05 = 2,296,753.72 : x
  2. Step 2: Convert to fraction form
    3,929,413.01/5,420,605.05 = 2,296,753.72/x
  3. Step 3: Cross multiply
    3,929,413.01x = 5,420,605.05 × 2,296,753.72
  4. Step 4: Simplify right side
    3,929,413.01x = 12,449,794,799,686.77
  5. Step 5: Solve for x
    x = 12,449,794,799,686.77/3,929,413.01
  6. Step 6: Final answer
    x = 3,168,359.95

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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.