Home / 2,215,765.80-3,323,673.54-618,231.96

Finding the Fourth Proportional to 2,215,765.80, 3,323,673.54 and 618,231.96

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Solution

The fourth proportional to 2,215,765.80, 3,323,673.54 and 618,231.96 is: 927,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,765.80 : 3,323,673.54 = 618,231.96 : x
  2. Step 2: Convert to fraction form
    2,215,765.80/3,323,673.54 = 618,231.96/x
  3. Step 3: Cross multiply
    2,215,765.80x = 3,323,673.54 × 618,231.96
  4. Step 4: Simplify right side
    2,215,765.80x = 2,054,801,207,034.34
  5. Step 5: Solve for x
    x = 2,054,801,207,034.34/2,215,765.80
  6. Step 6: Final answer
    x = 927,354.87

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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.