Home / 2,258,955.89-3,117,359.15-1,240,360.64

Finding the Fourth Proportional to 2,258,955.89, 3,117,359.15 and 1,240,360.64

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Solution

The fourth proportional to 2,258,955.89, 3,117,359.15 and 1,240,360.64 is: 1,711,697.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,955.89 : 3,117,359.15 = 1,240,360.64 : x
  2. Step 2: Convert to fraction form
    2,258,955.89/3,117,359.15 = 1,240,360.64/x
  3. Step 3: Cross multiply
    2,258,955.89x = 3,117,359.15 × 1,240,360.64
  4. Step 4: Simplify right side
    2,258,955.89x = 3,866,649,568,615.26
  5. Step 5: Solve for x
    x = 3,866,649,568,615.26/2,258,955.89
  6. Step 6: Final answer
    x = 1,711,697.69

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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.