Home / 3,686,136.71-5,086,892.30-2,054,647.49

Finding the Fourth Proportional to 3,686,136.71, 5,086,892.30 and 2,054,647.49

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Solution

The fourth proportional to 3,686,136.71, 5,086,892.30 and 2,054,647.49 is: 2,835,426.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,136.71 : 5,086,892.30 = 2,054,647.49 : x
  2. Step 2: Convert to fraction form
    3,686,136.71/5,086,892.30 = 2,054,647.49/x
  3. Step 3: Cross multiply
    3,686,136.71x = 5,086,892.30 × 2,054,647.49
  4. Step 4: Simplify right side
    3,686,136.71x = 10,451,770,460,387.63
  5. Step 5: Solve for x
    x = 10,451,770,460,387.63/3,686,136.71
  6. Step 6: Final answer
    x = 2,835,426.71

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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.