Home / 1,074,167.80-1,609,869.30-823,607.80

Finding the Fourth Proportional to 1,074,167.80, 1,609,869.30 and 823,607.80

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Solution

The fourth proportional to 1,074,167.80, 1,609,869.30 and 823,607.80 is: 1,234,351.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,167.80 : 1,609,869.30 = 823,607.80 : x
  2. Step 2: Convert to fraction form
    1,074,167.80/1,609,869.30 = 823,607.80/x
  3. Step 3: Cross multiply
    1,074,167.80x = 1,609,869.30 × 823,607.80
  4. Step 4: Simplify right side
    1,074,167.80x = 1,325,900,912,460.54
  5. Step 5: Solve for x
    x = 1,325,900,912,460.54/1,074,167.80
  6. Step 6: Final answer
    x = 1,234,351.76

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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.