Home / 2,176,659.86-3,264,979.53-557,425.56

Finding the Fourth Proportional to 2,176,659.86, 3,264,979.53 and 557,425.56

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Solution

The fourth proportional to 2,176,659.86, 3,264,979.53 and 557,425.56 is: 836,135.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,659.86 : 3,264,979.53 = 557,425.56 : x
  2. Step 2: Convert to fraction form
    2,176,659.86/3,264,979.53 = 557,425.56/x
  3. Step 3: Cross multiply
    2,176,659.86x = 3,264,979.53 × 557,425.56
  4. Step 4: Simplify right side
    2,176,659.86x = 1,819,983,042,898.79
  5. Step 5: Solve for x
    x = 1,819,983,042,898.79/2,176,659.86
  6. Step 6: Final answer
    x = 836,135.71

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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.