Home / 2,260,337.40-3,389,436.90-1,313,998.20

Finding the Fourth Proportional to 2,260,337.40, 3,389,436.90 and 1,313,998.20

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Solution

The fourth proportional to 2,260,337.40, 3,389,436.90 and 1,313,998.20 is: 1,970,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,337.40 : 3,389,436.90 = 1,313,998.20 : x
  2. Step 2: Convert to fraction form
    2,260,337.40/3,389,436.90 = 1,313,998.20/x
  3. Step 3: Cross multiply
    2,260,337.40x = 3,389,436.90 × 1,313,998.20
  4. Step 4: Simplify right side
    2,260,337.40x = 4,453,713,985,613.58
  5. Step 5: Solve for x
    x = 4,453,713,985,613.58/2,260,337.40
  6. Step 6: Final answer
    x = 1,970,375.74

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1.5x scale

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.