Home / 3,100,427.16-4,278,829.11-1,860,083.94

Finding the Fourth Proportional to 3,100,427.16, 4,278,829.11 and 1,860,083.94

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Solution

The fourth proportional to 3,100,427.16, 4,278,829.11 and 1,860,083.94 is: 2,567,059.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,427.16 : 4,278,829.11 = 1,860,083.94 : x
  2. Step 2: Convert to fraction form
    3,100,427.16/4,278,829.11 = 1,860,083.94/x
  3. Step 3: Cross multiply
    3,100,427.16x = 4,278,829.11 × 1,860,083.94
  4. Step 4: Simplify right side
    3,100,427.16x = 7,958,981,309,515.49
  5. Step 5: Solve for x
    x = 7,958,981,309,515.49/3,100,427.16
  6. Step 6: Final answer
    x = 2,567,059.60

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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.