Home / 2,114,172.38-2,917,559.75-1,147,302.66

Finding the Fourth Proportional to 2,114,172.38, 2,917,559.75 and 1,147,302.66

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Solution

The fourth proportional to 2,114,172.38, 2,917,559.75 and 1,147,302.66 is: 1,583,278.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,172.38 : 2,917,559.75 = 1,147,302.66 : x
  2. Step 2: Convert to fraction form
    2,114,172.38/2,917,559.75 = 1,147,302.66/x
  3. Step 3: Cross multiply
    2,114,172.38x = 2,917,559.75 × 1,147,302.66
  4. Step 4: Simplify right side
    2,114,172.38x = 3,347,324,056,147.42
  5. Step 5: Solve for x
    x = 3,347,324,056,147.42/2,114,172.38
  6. Step 6: Final answer
    x = 1,583,278.68

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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.