Home / 2,426,743.40-3,640,287.90-743,844.20

Finding the Fourth Proportional to 2,426,743.40, 3,640,287.90 and 743,844.20

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Solution

The fourth proportional to 2,426,743.40, 3,640,287.90 and 743,844.20 is: 1,115,819.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426,743.40 : 3,640,287.90 = 743,844.20 : x
  2. Step 2: Convert to fraction form
    2,426,743.40/3,640,287.90 = 743,844.20/x
  3. Step 3: Cross multiply
    2,426,743.40x = 3,640,287.90 × 743,844.20
  4. Step 4: Simplify right side
    2,426,743.40x = 2,707,807,040,745.18
  5. Step 5: Solve for x
    x = 2,707,807,040,745.18/2,426,743.40
  6. Step 6: Final answer
    x = 1,115,819.27

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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.