Home / 1,394,136.70-2,091,205.05-832,882.30

Finding the Fourth Proportional to 1,394,136.70, 2,091,205.05 and 832,882.30

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Solution

The fourth proportional to 1,394,136.70, 2,091,205.05 and 832,882.30 is: 1,249,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,136.70 : 2,091,205.05 = 832,882.30 : x
  2. Step 2: Convert to fraction form
    1,394,136.70/2,091,205.05 = 832,882.30/x
  3. Step 3: Cross multiply
    1,394,136.70x = 2,091,205.05 × 832,882.30
  4. Step 4: Simplify right side
    1,394,136.70x = 1,741,727,671,815.62
  5. Step 5: Solve for x
    x = 1,741,727,671,815.62/1,394,136.70
  6. Step 6: Final answer
    x = 1,249,323.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.