Home / 2,228,104.95-3,074,794.07-1,261,421.79

Finding the Fourth Proportional to 2,228,104.95, 3,074,794.07 and 1,261,421.79

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Solution

The fourth proportional to 2,228,104.95, 3,074,794.07 and 1,261,421.79 is: 1,740,767.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,104.95 : 3,074,794.07 = 1,261,421.79 : x
  2. Step 2: Convert to fraction form
    2,228,104.95/3,074,794.07 = 1,261,421.79/x
  3. Step 3: Cross multiply
    2,228,104.95x = 3,074,794.07 × 1,261,421.79
  4. Step 4: Simplify right side
    2,228,104.95x = 3,878,612,233,353.68
  5. Step 5: Solve for x
    x = 3,878,612,233,353.68/2,228,104.95
  6. Step 6: Final answer
    x = 1,740,767.30

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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.