Home / 2,489,618.40-3,734,427.60-2,465,998.80

Finding the Fourth Proportional to 2,489,618.40, 3,734,427.60 and 2,465,998.80

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Solution

The fourth proportional to 2,489,618.40, 3,734,427.60 and 2,465,998.80 is: 3,698,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,618.40 : 3,734,427.60 = 2,465,998.80 : x
  2. Step 2: Convert to fraction form
    2,489,618.40/3,734,427.60 = 2,465,998.80/x
  3. Step 3: Cross multiply
    2,489,618.40x = 3,734,427.60 × 2,465,998.80
  4. Step 4: Simplify right side
    2,489,618.40x = 9,209,093,980,286.88
  5. Step 5: Solve for x
    x = 9,209,093,980,286.88/2,489,618.40
  6. Step 6: Final answer
    x = 3,698,998.20

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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.