Home / 2,881,986.35-4,324,474.87-1,284,177.80

Finding the Fourth Proportional to 2,881,986.35, 4,324,474.87 and 1,284,177.80

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Solution

The fourth proportional to 2,881,986.35, 4,324,474.87 and 1,284,177.80 is: 1,926,933.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,986.35 : 4,324,474.87 = 1,284,177.80 : x
  2. Step 2: Convert to fraction form
    2,881,986.35/4,324,474.87 = 1,284,177.80/x
  3. Step 3: Cross multiply
    2,881,986.35x = 4,324,474.87 × 1,284,177.80
  4. Step 4: Simplify right side
    2,881,986.35x = 5,553,394,632,312.63
  5. Step 5: Solve for x
    x = 5,553,394,632,312.63/2,881,986.35
  6. Step 6: Final answer
    x = 1,926,933.01

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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.