Home / 1,227,161.33-1,840,126.03-714,992.25

Finding the Fourth Proportional to 1,227,161.33, 1,840,126.03 and 714,992.25

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Solution

The fourth proportional to 1,227,161.33, 1,840,126.03 and 714,992.25 is: 1,072,129.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,161.33 : 1,840,126.03 = 714,992.25 : x
  2. Step 2: Convert to fraction form
    1,227,161.33/1,840,126.03 = 714,992.25/x
  3. Step 3: Cross multiply
    1,227,161.33x = 1,840,126.03 × 714,992.25
  4. Step 4: Simplify right side
    1,227,161.33x = 1,315,675,848,685.79
  5. Step 5: Solve for x
    x = 1,315,675,848,685.79/1,227,161.33
  6. Step 6: Final answer
    x = 1,072,129.49

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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.