Home / 3,540,898.80-5,311,348.20-881,506.80

Finding the Fourth Proportional to 3,540,898.80, 5,311,348.20 and 881,506.80

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Solution

The fourth proportional to 3,540,898.80, 5,311,348.20 and 881,506.80 is: 1,322,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,898.80 : 5,311,348.20 = 881,506.80 : x
  2. Step 2: Convert to fraction form
    3,540,898.80/5,311,348.20 = 881,506.80/x
  3. Step 3: Cross multiply
    3,540,898.80x = 5,311,348.20 × 881,506.80
  4. Step 4: Simplify right side
    3,540,898.80x = 4,681,989,555,467.76
  5. Step 5: Solve for x
    x = 4,681,989,555,467.76/3,540,898.80
  6. Step 6: Final answer
    x = 1,322,260.20

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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.