Home / 4,202,129.80-6,307,860.30-2,606,494.60

Finding the Fourth Proportional to 4,202,129.80, 6,307,860.30 and 2,606,494.60

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Solution

The fourth proportional to 4,202,129.80, 6,307,860.30 and 2,606,494.60 is: 3,912,635.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202,129.80 : 6,307,860.30 = 2,606,494.60 : x
  2. Step 2: Convert to fraction form
    4,202,129.80/6,307,860.30 = 2,606,494.60/x
  3. Step 3: Cross multiply
    4,202,129.80x = 6,307,860.30 × 2,606,494.60
  4. Step 4: Simplify right side
    4,202,129.80x = 16,441,403,809,504.38
  5. Step 5: Solve for x
    x = 16,441,403,809,504.38/4,202,129.80
  6. Step 6: Final answer
    x = 3,912,635.88

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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.