Home / 2,180,788.11-3,271,851.63-1,116,577.31

Finding the Fourth Proportional to 2,180,788.11, 3,271,851.63 and 1,116,577.31

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Solution

The fourth proportional to 2,180,788.11, 3,271,851.63 and 1,116,577.31 is: 1,675,208.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,788.11 : 3,271,851.63 = 1,116,577.31 : x
  2. Step 2: Convert to fraction form
    2,180,788.11/3,271,851.63 = 1,116,577.31/x
  3. Step 3: Cross multiply
    2,180,788.11x = 3,271,851.63 × 1,116,577.31
  4. Step 4: Simplify right side
    2,180,788.11x = 3,653,275,275,385.26
  5. Step 5: Solve for x
    x = 3,653,275,275,385.26/2,180,788.11
  6. Step 6: Final answer
    x = 1,675,208.73

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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.