Home / 2,202,208.80-3,303,313.20-782,408.40

Finding the Fourth Proportional to 2,202,208.80, 3,303,313.20 and 782,408.40

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Solution

The fourth proportional to 2,202,208.80, 3,303,313.20 and 782,408.40 is: 1,173,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202,208.80 : 3,303,313.20 = 782,408.40 : x
  2. Step 2: Convert to fraction form
    2,202,208.80/3,303,313.20 = 782,408.40/x
  3. Step 3: Cross multiply
    2,202,208.80x = 3,303,313.20 × 782,408.40
  4. Step 4: Simplify right side
    2,202,208.80x = 2,584,539,995,510.88
  5. Step 5: Solve for x
    x = 2,584,539,995,510.88/2,202,208.80
  6. Step 6: Final answer
    x = 1,173,612.60

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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.