Home / 2,172,233.16-3,258,645.66-1,261,842.84

Finding the Fourth Proportional to 2,172,233.16, 3,258,645.66 and 1,261,842.84

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Solution

The fourth proportional to 2,172,233.16, 3,258,645.66 and 1,261,842.84 is: 1,892,936.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,233.16 : 3,258,645.66 = 1,261,842.84 : x
  2. Step 2: Convert to fraction form
    2,172,233.16/3,258,645.66 = 1,261,842.84/x
  3. Step 3: Cross multiply
    2,172,233.16x = 3,258,645.66 × 1,261,842.84
  4. Step 4: Simplify right side
    2,172,233.16x = 4,111,898,694,168.08
  5. Step 5: Solve for x
    x = 4,111,898,694,168.08/2,172,233.16
  6. Step 6: Final answer
    x = 1,892,936.16

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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.