Home / 3,202,700.31-4,419,290.39-1,913,266.89

Finding the Fourth Proportional to 3,202,700.31, 4,419,290.39 and 1,913,266.89

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Solution

The fourth proportional to 3,202,700.31, 4,419,290.39 and 1,913,266.89 is: 2,640,047.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202,700.31 : 4,419,290.39 = 1,913,266.89 : x
  2. Step 2: Convert to fraction form
    3,202,700.31/4,419,290.39 = 1,913,266.89/x
  3. Step 3: Cross multiply
    3,202,700.31x = 4,419,290.39 × 1,913,266.89
  4. Step 4: Simplify right side
    3,202,700.31x = 8,455,281,970,915.85
  5. Step 5: Solve for x
    x = 8,455,281,970,915.85/3,202,700.31
  6. Step 6: Final answer
    x = 2,640,047.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.