Home / 3,488,882.92-4,814,715.24-1,919,076.79

Finding the Fourth Proportional to 3,488,882.92, 4,814,715.24 and 1,919,076.79

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Solution

The fourth proportional to 3,488,882.92, 4,814,715.24 and 1,919,076.79 is: 2,648,357.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488,882.92 : 4,814,715.24 = 1,919,076.79 : x
  2. Step 2: Convert to fraction form
    3,488,882.92/4,814,715.24 = 1,919,076.79/x
  3. Step 3: Cross multiply
    3,488,882.92x = 4,814,715.24 × 1,919,076.79
  4. Step 4: Simplify right side
    3,488,882.92x = 9,239,808,259,136.87
  5. Step 5: Solve for x
    x = 9,239,808,259,136.87/3,488,882.92
  6. Step 6: Final answer
    x = 2,648,357.22

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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.