Home / 1,223,212.19-1,687,978.18-733,452.04

Finding the Fourth Proportional to 1,223,212.19, 1,687,978.18 and 733,452.04

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Solution

The fourth proportional to 1,223,212.19, 1,687,978.18 and 733,452.04 is: 1,012,131.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,212.19 : 1,687,978.18 = 733,452.04 : x
  2. Step 2: Convert to fraction form
    1,223,212.19/1,687,978.18 = 733,452.04/x
  3. Step 3: Cross multiply
    1,223,212.19x = 1,687,978.18 × 733,452.04
  4. Step 4: Simplify right side
    1,223,212.19x = 1,238,051,034,695.61
  5. Step 5: Solve for x
    x = 1,238,051,034,695.61/1,223,212.19
  6. Step 6: Final answer
    x = 1,012,131.04

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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.