Home / 1,796,778.20-2,695,167.30-731,271.80

Finding the Fourth Proportional to 1,796,778.20, 2,695,167.30 and 731,271.80

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Solution

The fourth proportional to 1,796,778.20, 2,695,167.30 and 731,271.80 is: 1,096,907.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,778.20 : 2,695,167.30 = 731,271.80 : x
  2. Step 2: Convert to fraction form
    1,796,778.20/2,695,167.30 = 731,271.80/x
  3. Step 3: Cross multiply
    1,796,778.20x = 2,695,167.30 × 731,271.80
  4. Step 4: Simplify right side
    1,796,778.20x = 1,970,899,842,772.14
  5. Step 5: Solve for x
    x = 1,970,899,842,772.14/1,796,778.20
  6. Step 6: Final answer
    x = 1,096,907.70

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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.