Home / 2,808,777.50-3,878,789.94-2,655,757.65

Finding the Fourth Proportional to 2,808,777.50, 3,878,789.94 and 2,655,757.65

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Solution

The fourth proportional to 2,808,777.50, 3,878,789.94 and 2,655,757.65 is: 3,667,476.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,777.50 : 3,878,789.94 = 2,655,757.65 : x
  2. Step 2: Convert to fraction form
    2,808,777.50/3,878,789.94 = 2,655,757.65/x
  3. Step 3: Cross multiply
    2,808,777.50x = 3,878,789.94 × 2,655,757.65
  4. Step 4: Simplify right side
    2,808,777.50x = 10,301,126,055,898.04
  5. Step 5: Solve for x
    x = 10,301,126,055,898.04/2,808,777.50
  6. Step 6: Final answer
    x = 3,667,476.71

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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.