Home / 2,258,872.52-3,117,288.66-1,240,268.36

Finding the Fourth Proportional to 2,258,872.52, 3,117,288.66 and 1,240,268.36

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Solution

The fourth proportional to 2,258,872.52, 3,117,288.66 and 1,240,268.36 is: 1,711,594.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,872.52 : 3,117,288.66 = 1,240,268.36 : x
  2. Step 2: Convert to fraction form
    2,258,872.52/3,117,288.66 = 1,240,268.36/x
  3. Step 3: Cross multiply
    2,258,872.52x = 3,117,288.66 × 1,240,268.36
  4. Step 4: Simplify right side
    2,258,872.52x = 3,866,274,493,984.80
  5. Step 5: Solve for x
    x = 3,866,274,493,984.80/2,258,872.52
  6. Step 6: Final answer
    x = 1,711,594.82

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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.