Home / 2,055,660.40-3,077,585.70-1,258,498.90

Finding the Fourth Proportional to 2,055,660.40, 3,077,585.70 and 1,258,498.90

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Solution

The fourth proportional to 2,055,660.40, 3,077,585.70 and 1,258,498.90 is: 1,884,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,660.40 : 3,077,585.70 = 1,258,498.90 : x
  2. Step 2: Convert to fraction form
    2,055,660.40/3,077,585.70 = 1,258,498.90/x
  3. Step 3: Cross multiply
    2,055,660.40x = 3,077,585.70 × 1,258,498.90
  4. Step 4: Simplify right side
    2,055,660.40x = 3,873,138,218,105.73
  5. Step 5: Solve for x
    x = 3,873,138,218,105.73/2,055,660.40
  6. Step 6: Final answer
    x = 1,884,133.30

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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.