Home / 2,114,246.80-2,917,662.60-1,147,377.28

Finding the Fourth Proportional to 2,114,246.80, 2,917,662.60 and 1,147,377.28

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Solution

The fourth proportional to 2,114,246.80, 2,917,662.60 and 1,147,377.28 is: 1,583,381.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,246.80 : 2,917,662.60 = 1,147,377.28 : x
  2. Step 2: Convert to fraction form
    2,114,246.80/2,917,662.60 = 1,147,377.28/x
  3. Step 3: Cross multiply
    2,114,246.80x = 2,917,662.60 × 1,147,377.28
  4. Step 4: Simplify right side
    2,114,246.80x = 3,347,659,777,945.73
  5. Step 5: Solve for x
    x = 3,347,659,777,945.73/2,114,246.80
  6. Step 6: Final answer
    x = 1,583,381.74

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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.