Home / 1,271,750.80-1,907,626.20-1,100,508.70

Finding the Fourth Proportional to 1,271,750.80, 1,907,626.20 and 1,100,508.70

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Solution

The fourth proportional to 1,271,750.80, 1,907,626.20 and 1,100,508.70 is: 1,650,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,750.80 : 1,907,626.20 = 1,100,508.70 : x
  2. Step 2: Convert to fraction form
    1,271,750.80/1,907,626.20 = 1,100,508.70/x
  3. Step 3: Cross multiply
    1,271,750.80x = 1,907,626.20 × 1,100,508.70
  4. Step 4: Simplify right side
    1,271,750.80x = 2,099,359,229,447.94
  5. Step 5: Solve for x
    x = 2,099,359,229,447.94/1,271,750.80
  6. Step 6: Final answer
    x = 1,650,763.05

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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.