Home / 1,915,434.78-2,873,134.88-733,482.78

Finding the Fourth Proportional to 1,915,434.78, 2,873,134.88 and 733,482.78

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Solution

The fourth proportional to 1,915,434.78, 2,873,134.88 and 733,482.78 is: 1,100,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,434.78 : 2,873,134.88 = 733,482.78 : x
  2. Step 2: Convert to fraction form
    1,915,434.78/2,873,134.88 = 733,482.78/x
  3. Step 3: Cross multiply
    1,915,434.78x = 2,873,134.88 × 733,482.78
  4. Step 4: Simplify right side
    1,915,434.78x = 2,107,394,959,097.37
  5. Step 5: Solve for x
    x = 2,107,394,959,097.37/1,915,434.78
  6. Step 6: Final answer
    x = 1,100,217.55

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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.