Home / 2,202,445.80-3,302,891.10-782,548.20

Finding the Fourth Proportional to 2,202,445.80, 3,302,891.10 and 782,548.20

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Solution

The fourth proportional to 2,202,445.80, 3,302,891.10 and 782,548.20 is: 1,173,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202,445.80 : 3,302,891.10 = 782,548.20 : x
  2. Step 2: Convert to fraction form
    2,202,445.80/3,302,891.10 = 782,548.20/x
  3. Step 3: Cross multiply
    2,202,445.80x = 3,302,891.10 × 782,548.20
  4. Step 4: Simplify right side
    2,202,445.80x = 2,584,671,485,101.02
  5. Step 5: Solve for x
    x = 2,584,671,485,101.02/2,202,445.80
  6. Step 6: Final answer
    x = 1,173,546.01

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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.