Home / 3,390,942.29-4,679,481.51-1,842,191.57

Finding the Fourth Proportional to 3,390,942.29, 4,679,481.51 and 1,842,191.57

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Solution

The fourth proportional to 3,390,942.29, 4,679,481.51 and 1,842,191.57 is: 2,542,214.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,942.29 : 4,679,481.51 = 1,842,191.57 : x
  2. Step 2: Convert to fraction form
    3,390,942.29/4,679,481.51 = 1,842,191.57/x
  3. Step 3: Cross multiply
    3,390,942.29x = 4,679,481.51 × 1,842,191.57
  4. Step 4: Simplify right side
    3,390,942.29x = 8,620,501,401,391.57
  5. Step 5: Solve for x
    x = 8,620,501,401,391.57/3,390,942.29
  6. Step 6: Final answer
    x = 2,542,214.13

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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.