Home / 1,522,441.38-2,100,969.03-834,139.31

Finding the Fourth Proportional to 1,522,441.38, 2,100,969.03 and 834,139.31

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Solution

The fourth proportional to 1,522,441.38, 2,100,969.03 and 834,139.31 is: 1,151,112.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,441.38 : 2,100,969.03 = 834,139.31 : x
  2. Step 2: Convert to fraction form
    1,522,441.38/2,100,969.03 = 834,139.31/x
  3. Step 3: Cross multiply
    1,522,441.38x = 2,100,969.03 × 834,139.31
  4. Step 4: Simplify right side
    1,522,441.38x = 1,752,500,857,015.57
  5. Step 5: Solve for x
    x = 1,752,500,857,015.57/1,522,441.38
  6. Step 6: Final answer
    x = 1,151,112.21

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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.