Home / 2,817,851.13-4,223,413.67-1,538,780.61

Finding the Fourth Proportional to 2,817,851.13, 4,223,413.67 and 1,538,780.61

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Solution

The fourth proportional to 2,817,851.13, 4,223,413.67 and 1,538,780.61 is: 2,306,334.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,851.13 : 4,223,413.67 = 1,538,780.61 : x
  2. Step 2: Convert to fraction form
    2,817,851.13/4,223,413.67 = 1,538,780.61/x
  3. Step 3: Cross multiply
    2,817,851.13x = 4,223,413.67 × 1,538,780.61
  4. Step 4: Simplify right side
    2,817,851.13x = 6,498,907,055,711.04
  5. Step 5: Solve for x
    x = 6,498,907,055,711.04/2,817,851.13
  6. Step 6: Final answer
    x = 2,306,334.42

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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.