Home / 2,754,003.70-4,131,005.55-860,742.10

Finding the Fourth Proportional to 2,754,003.70, 4,131,005.55 and 860,742.10

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Solution

The fourth proportional to 2,754,003.70, 4,131,005.55 and 860,742.10 is: 1,291,113.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,003.70 : 4,131,005.55 = 860,742.10 : x
  2. Step 2: Convert to fraction form
    2,754,003.70/4,131,005.55 = 860,742.10/x
  3. Step 3: Cross multiply
    2,754,003.70x = 4,131,005.55 × 860,742.10
  4. Step 4: Simplify right side
    2,754,003.70x = 3,555,730,392,218.66
  5. Step 5: Solve for x
    x = 3,555,730,392,218.66/2,754,003.70
  6. Step 6: Final answer
    x = 1,291,113.15

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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.