Home / 1,469,643.78-2,203,463.43-748,212.42

Finding the Fourth Proportional to 1,469,643.78, 2,203,463.43 and 748,212.42

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Solution

The fourth proportional to 1,469,643.78, 2,203,463.43 and 748,212.42 is: 1,121,808.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,643.78 : 2,203,463.43 = 748,212.42 : x
  2. Step 2: Convert to fraction form
    1,469,643.78/2,203,463.43 = 748,212.42/x
  3. Step 3: Cross multiply
    1,469,643.78x = 2,203,463.43 × 748,212.42
  4. Step 4: Simplify right side
    1,469,643.78x = 1,648,658,705,341.80
  5. Step 5: Solve for x
    x = 1,648,658,705,341.80/1,469,643.78
  6. Step 6: Final answer
    x = 1,121,808.38

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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.