Home / 2,428,716.78-3,351,641.36-1,340,990.46

Finding the Fourth Proportional to 2,428,716.78, 3,351,641.36 and 1,340,990.46

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Solution

The fourth proportional to 2,428,716.78, 3,351,641.36 and 1,340,990.46 is: 1,850,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,716.78 : 3,351,641.36 = 1,340,990.46 : x
  2. Step 2: Convert to fraction form
    2,428,716.78/3,351,641.36 = 1,340,990.46/x
  3. Step 3: Cross multiply
    2,428,716.78x = 3,351,641.36 × 1,340,990.46
  4. Step 4: Simplify right side
    2,428,716.78x = 4,494,519,082,396.47
  5. Step 5: Solve for x
    x = 4,494,519,082,396.47/2,428,716.78
  6. Step 6: Final answer
    x = 1,850,573.57

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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.