Home / 2,426,954.40-3,640,431.60-743,839.20

Finding the Fourth Proportional to 2,426,954.40, 3,640,431.60 and 743,839.20

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Solution

The fourth proportional to 2,426,954.40, 3,640,431.60 and 743,839.20 is: 1,115,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426,954.40 : 3,640,431.60 = 743,839.20 : x
  2. Step 2: Convert to fraction form
    2,426,954.40/3,640,431.60 = 743,839.20/x
  3. Step 3: Cross multiply
    2,426,954.40x = 3,640,431.60 × 743,839.20
  4. Step 4: Simplify right side
    2,426,954.40x = 2,707,895,728,998.72
  5. Step 5: Solve for x
    x = 2,707,895,728,998.72/2,426,954.40
  6. Step 6: Final answer
    x = 1,115,758.80

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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.