Home / 1,204,378.32-1,661,567.88-694,982.28

Finding the Fourth Proportional to 1,204,378.32, 1,661,567.88 and 694,982.28

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Solution

The fourth proportional to 1,204,378.32, 1,661,567.88 and 694,982.28 is: 958,801.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,378.32 : 1,661,567.88 = 694,982.28 : x
  2. Step 2: Convert to fraction form
    1,204,378.32/1,661,567.88 = 694,982.28/x
  3. Step 3: Cross multiply
    1,204,378.32x = 1,661,567.88 × 694,982.28
  4. Step 4: Simplify right side
    1,204,378.32x = 1,154,760,233,617.17
  5. Step 5: Solve for x
    x = 1,154,760,233,617.17/1,204,378.32
  6. Step 6: Final answer
    x = 958,801.91

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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.