Home / 1,001,201.78-1,381,757.51-571,546.59

Finding the Fourth Proportional to 1,001,201.78, 1,381,757.51 and 571,546.59

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Solution

The fourth proportional to 1,001,201.78, 1,381,757.51 and 571,546.59 is: 788,790.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,201.78 : 1,381,757.51 = 571,546.59 : x
  2. Step 2: Convert to fraction form
    1,001,201.78/1,381,757.51 = 571,546.59/x
  3. Step 3: Cross multiply
    1,001,201.78x = 1,381,757.51 × 571,546.59
  4. Step 4: Simplify right side
    1,001,201.78x = 789,738,790,189.66
  5. Step 5: Solve for x
    x = 789,738,790,189.66/1,001,201.78
  6. Step 6: Final answer
    x = 788,790.84

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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.