Home / 1,655,725.36-2,284,921.56-1,002,342.72

Finding the Fourth Proportional to 1,655,725.36, 2,284,921.56 and 1,002,342.72

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Solution

The fourth proportional to 1,655,725.36, 2,284,921.56 and 1,002,342.72 is: 1,383,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,725.36 : 2,284,921.56 = 1,002,342.72 : x
  2. Step 2: Convert to fraction form
    1,655,725.36/2,284,921.56 = 1,002,342.72/x
  3. Step 3: Cross multiply
    1,655,725.36x = 2,284,921.56 × 1,002,342.72
  4. Step 4: Simplify right side
    1,655,725.36x = 2,290,274,491,437.04
  5. Step 5: Solve for x
    x = 2,290,274,491,437.04/1,655,725.36
  6. Step 6: Final answer
    x = 1,383,245.40

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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.