Home / 3,754,413.64-5,181,200.10-2,122,785.95

Finding the Fourth Proportional to 3,754,413.64, 5,181,200.10 and 2,122,785.95

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Solution

The fourth proportional to 3,754,413.64, 5,181,200.10 and 2,122,785.95 is: 2,929,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,413.64 : 5,181,200.10 = 2,122,785.95 : x
  2. Step 2: Convert to fraction form
    3,754,413.64/5,181,200.10 = 2,122,785.95/x
  3. Step 3: Cross multiply
    3,754,413.64x = 5,181,200.10 × 2,122,785.95
  4. Step 4: Simplify right side
    3,754,413.64x = 10,998,578,765,804.67
  5. Step 5: Solve for x
    x = 10,998,578,765,804.67/3,754,413.64
  6. Step 6: Final answer
    x = 2,929,506.40

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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.