Home / 2,146,778.16-2,962,560.06-1,180,007.52

Finding the Fourth Proportional to 2,146,778.16, 2,962,560.06 and 1,180,007.52

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Solution

The fourth proportional to 2,146,778.16, 2,962,560.06 and 1,180,007.52 is: 1,628,413.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,778.16 : 2,962,560.06 = 1,180,007.52 : x
  2. Step 2: Convert to fraction form
    2,146,778.16/2,962,560.06 = 1,180,007.52/x
  3. Step 3: Cross multiply
    2,146,778.16x = 2,962,560.06 × 1,180,007.52
  4. Step 4: Simplify right side
    2,146,778.16x = 3,495,843,149,251.65
  5. Step 5: Solve for x
    x = 3,495,843,149,251.65/2,146,778.16
  6. Step 6: Final answer
    x = 1,628,413.79

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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.