Home / 1,491,032.58-2,057,711.43-1,122,850.56

Finding the Fourth Proportional to 1,491,032.58, 2,057,711.43 and 1,122,850.56

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Solution

The fourth proportional to 1,491,032.58, 2,057,711.43 and 1,122,850.56 is: 1,549,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,032.58 : 2,057,711.43 = 1,122,850.56 : x
  2. Step 2: Convert to fraction form
    1,491,032.58/2,057,711.43 = 1,122,850.56/x
  3. Step 3: Cross multiply
    1,491,032.58x = 2,057,711.43 × 1,122,850.56
  4. Step 4: Simplify right side
    1,491,032.58x = 2,310,502,431,493.90
  5. Step 5: Solve for x
    x = 2,310,502,431,493.90/1,491,032.58
  6. Step 6: Final answer
    x = 1,549,598.89

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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.