Home / 2,380,221.85-3,570,324.95-863,902.76

Finding the Fourth Proportional to 2,380,221.85, 3,570,324.95 and 863,902.76

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Solution

The fourth proportional to 2,380,221.85, 3,570,324.95 and 863,902.76 is: 1,295,851.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,221.85 : 3,570,324.95 = 863,902.76 : x
  2. Step 2: Convert to fraction form
    2,380,221.85/3,570,324.95 = 863,902.76/x
  3. Step 3: Cross multiply
    2,380,221.85x = 3,570,324.95 × 863,902.76
  4. Step 4: Simplify right side
    2,380,221.85x = 3,084,413,556,230.72
  5. Step 5: Solve for x
    x = 3,084,413,556,230.72/2,380,221.85
  6. Step 6: Final answer
    x = 1,295,851.29

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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.