Home / 1,687,535.28-2,328,858.03-923,588.64

Finding the Fourth Proportional to 1,687,535.28, 2,328,858.03 and 923,588.64

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Solution

The fourth proportional to 1,687,535.28, 2,328,858.03 and 923,588.64 is: 1,274,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,535.28 : 2,328,858.03 = 923,588.64 : x
  2. Step 2: Convert to fraction form
    1,687,535.28/2,328,858.03 = 923,588.64/x
  3. Step 3: Cross multiply
    1,687,535.28x = 2,328,858.03 × 923,588.64
  4. Step 4: Simplify right side
    1,687,535.28x = 2,150,906,820,680.78
  5. Step 5: Solve for x
    x = 2,150,906,820,680.78/1,687,535.28
  6. Step 6: Final answer
    x = 1,274,584.80

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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.