Home / 2,489,080.77-3,734,396.20-891,657.70

Finding the Fourth Proportional to 2,489,080.77, 3,734,396.20 and 891,657.70

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Solution

The fourth proportional to 2,489,080.77, 3,734,396.20 and 891,657.70 is: 1,337,764.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,080.77 : 3,734,396.20 = 891,657.70 : x
  2. Step 2: Convert to fraction form
    2,489,080.77/3,734,396.20 = 891,657.70/x
  3. Step 3: Cross multiply
    2,489,080.77x = 3,734,396.20 × 891,657.70
  4. Step 4: Simplify right side
    2,489,080.77x = 3,329,803,126,580.74
  5. Step 5: Solve for x
    x = 3,329,803,126,580.74/2,489,080.77
  6. Step 6: Final answer
    x = 1,337,764.19

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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.