Home / 1,580,337.38-2,180,871.33-855,185.03

Finding the Fourth Proportional to 1,580,337.38, 2,180,871.33 and 855,185.03

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Solution

The fourth proportional to 1,580,337.38, 2,180,871.33 and 855,185.03 is: 1,180,158.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,337.38 : 2,180,871.33 = 855,185.03 : x
  2. Step 2: Convert to fraction form
    1,580,337.38/2,180,871.33 = 855,185.03/x
  3. Step 3: Cross multiply
    1,580,337.38x = 2,180,871.33 × 855,185.03
  4. Step 4: Simplify right side
    1,580,337.38x = 1,865,048,498,591.91
  5. Step 5: Solve for x
    x = 1,865,048,498,591.91/1,580,337.38
  6. Step 6: Final answer
    x = 1,180,158.44

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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.