Home / 2,251,360.28-3,106,882.20-1,218,878.96

Finding the Fourth Proportional to 2,251,360.28, 3,106,882.20 and 1,218,878.96

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Solution

The fourth proportional to 2,251,360.28, 3,106,882.20 and 1,218,878.96 is: 1,682,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,360.28 : 3,106,882.20 = 1,218,878.96 : x
  2. Step 2: Convert to fraction form
    2,251,360.28/3,106,882.20 = 1,218,878.96/x
  3. Step 3: Cross multiply
    2,251,360.28x = 3,106,882.20 × 1,218,878.96
  4. Step 4: Simplify right side
    2,251,360.28x = 3,786,913,344,778.51
  5. Step 5: Solve for x
    x = 3,786,913,344,778.51/2,251,360.28
  6. Step 6: Final answer
    x = 1,682,055.68

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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.