Home / 3,851,752.78-5,315,353.44-2,132,836.36

Finding the Fourth Proportional to 3,851,752.78, 5,315,353.44 and 2,132,836.36

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Solution

The fourth proportional to 3,851,752.78, 5,315,353.44 and 2,132,836.36 is: 2,943,277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,752.78 : 5,315,353.44 = 2,132,836.36 : x
  2. Step 2: Convert to fraction form
    3,851,752.78/5,315,353.44 = 2,132,836.36/x
  3. Step 3: Cross multiply
    3,851,752.78x = 5,315,353.44 × 2,132,836.36
  4. Step 4: Simplify right side
    3,851,752.78x = 11,336,779,083,083.08
  5. Step 5: Solve for x
    x = 11,336,779,083,083.08/3,851,752.78
  6. Step 6: Final answer
    x = 2,943,277.96

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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.