Home / 2,202,400.80-3,303,601.20-782,600.40

Finding the Fourth Proportional to 2,202,400.80, 3,303,601.20 and 782,600.40

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Solution

The fourth proportional to 2,202,400.80, 3,303,601.20 and 782,600.40 is: 1,173,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202,400.80 : 3,303,601.20 = 782,600.40 : x
  2. Step 2: Convert to fraction form
    2,202,400.80/3,303,601.20 = 782,600.40/x
  3. Step 3: Cross multiply
    2,202,400.80x = 3,303,601.20 × 782,600.40
  4. Step 4: Simplify right side
    2,202,400.80x = 2,585,399,620,560.48
  5. Step 5: Solve for x
    x = 2,585,399,620,560.48/2,202,400.80
  6. Step 6: Final answer
    x = 1,173,900.60

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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.