Home / 1,263,969.39-1,744,283.91-691,009.56

Finding the Fourth Proportional to 1,263,969.39, 1,744,283.91 and 691,009.56

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Solution

The fourth proportional to 1,263,969.39, 1,744,283.91 and 691,009.56 is: 953,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,969.39 : 1,744,283.91 = 691,009.56 : x
  2. Step 2: Convert to fraction form
    1,263,969.39/1,744,283.91 = 691,009.56/x
  3. Step 3: Cross multiply
    1,263,969.39x = 1,744,283.91 × 691,009.56
  4. Step 4: Simplify right side
    1,263,969.39x = 1,205,316,857,164.18
  5. Step 5: Solve for x
    x = 1,205,316,857,164.18/1,263,969.39
  6. Step 6: Final answer
    x = 953,596.56

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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.