Home / 1,801,170.81-2,702,687.49-791,002.80

Finding the Fourth Proportional to 1,801,170.81, 2,702,687.49 and 791,002.80

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Solution

The fourth proportional to 1,801,170.81, 2,702,687.49 and 791,002.80 is: 1,186,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,170.81 : 2,702,687.49 = 791,002.80 : x
  2. Step 2: Convert to fraction form
    1,801,170.81/2,702,687.49 = 791,002.80/x
  3. Step 3: Cross multiply
    1,801,170.81x = 2,702,687.49 × 791,002.80
  4. Step 4: Simplify right side
    1,801,170.81x = 2,137,833,372,114.97
  5. Step 5: Solve for x
    x = 2,137,833,372,114.97/1,801,170.81
  6. Step 6: Final answer
    x = 1,186,913.18

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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.