Home / 2,752,148.31-4,128,196.19-1,672,958.89

Finding the Fourth Proportional to 2,752,148.31, 4,128,196.19 and 1,672,958.89

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Solution

The fourth proportional to 2,752,148.31, 4,128,196.19 and 1,672,958.89 is: 2,509,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,148.31 : 4,128,196.19 = 1,672,958.89 : x
  2. Step 2: Convert to fraction form
    2,752,148.31/4,128,196.19 = 1,672,958.89/x
  3. Step 3: Cross multiply
    2,752,148.31x = 4,128,196.19 × 1,672,958.89
  4. Step 4: Simplify right side
    2,752,148.31x = 6,906,302,510,319.92
  5. Step 5: Solve for x
    x = 6,906,302,510,319.92/2,752,148.31
  6. Step 6: Final answer
    x = 2,509,422.36

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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.