Home / 2,122,795.90-2,928,689.03-1,204,493.16

Finding the Fourth Proportional to 2,122,795.90, 2,928,689.03 and 1,204,493.16

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Solution

The fourth proportional to 2,122,795.90, 2,928,689.03 and 1,204,493.16 is: 1,661,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,795.90 : 2,928,689.03 = 1,204,493.16 : x
  2. Step 2: Convert to fraction form
    2,122,795.90/2,928,689.03 = 1,204,493.16/x
  3. Step 3: Cross multiply
    2,122,795.90x = 2,928,689.03 × 1,204,493.16
  4. Step 4: Simplify right side
    2,122,795.90x = 3,527,585,907,413.27
  5. Step 5: Solve for x
    x = 3,527,585,907,413.27/2,122,795.90
  6. Step 6: Final answer
    x = 1,661,764.05

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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.