Home / 1,449,567.56-2,173,391.82-691,526.12

Finding the Fourth Proportional to 1,449,567.56, 2,173,391.82 and 691,526.12

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Solution

The fourth proportional to 1,449,567.56, 2,173,391.82 and 691,526.12 is: 1,036,831.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,567.56 : 2,173,391.82 = 691,526.12 : x
  2. Step 2: Convert to fraction form
    1,449,567.56/2,173,391.82 = 691,526.12/x
  3. Step 3: Cross multiply
    1,449,567.56x = 2,173,391.82 × 691,526.12
  4. Step 4: Simplify right side
    1,449,567.56x = 1,502,957,212,524.34
  5. Step 5: Solve for x
    x = 1,502,957,212,524.34/1,449,567.56
  6. Step 6: Final answer
    x = 1,036,831.43

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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.