Home / 3,147,243.73-4,343,189.22-1,770,587.98

Finding the Fourth Proportional to 3,147,243.73, 4,343,189.22 and 1,770,587.98

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Solution

The fourth proportional to 3,147,243.73, 4,343,189.22 and 1,770,587.98 is: 2,443,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,243.73 : 4,343,189.22 = 1,770,587.98 : x
  2. Step 2: Convert to fraction form
    3,147,243.73/4,343,189.22 = 1,770,587.98/x
  3. Step 3: Cross multiply
    3,147,243.73x = 4,343,189.22 × 1,770,587.98
  4. Step 4: Simplify right side
    3,147,243.73x = 7,689,998,627,797.58
  5. Step 5: Solve for x
    x = 7,689,998,627,797.58/3,147,243.73
  6. Step 6: Final answer
    x = 2,443,407.40

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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.