Home / 2,265,728.16-3,125,112.48-1,491,112.20

Finding the Fourth Proportional to 2,265,728.16, 3,125,112.48 and 1,491,112.20

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Solution

The fourth proportional to 2,265,728.16, 3,125,112.48 and 1,491,112.20 is: 2,056,686.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,728.16 : 3,125,112.48 = 1,491,112.20 : x
  2. Step 2: Convert to fraction form
    2,265,728.16/3,125,112.48 = 1,491,112.20/x
  3. Step 3: Cross multiply
    2,265,728.16x = 3,125,112.48 × 1,491,112.20
  4. Step 4: Simplify right side
    2,265,728.16x = 4,659,893,345,300.26
  5. Step 5: Solve for x
    x = 4,659,893,345,300.26/2,265,728.16
  6. Step 6: Final answer
    x = 2,056,686.86

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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.