Home / 2,479,808.04-3,422,248.49-1,377,243.76

Finding the Fourth Proportional to 2,479,808.04, 3,422,248.49 and 1,377,243.76

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Solution

The fourth proportional to 2,479,808.04, 3,422,248.49 and 1,377,243.76 is: 1,900,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,808.04 : 3,422,248.49 = 1,377,243.76 : x
  2. Step 2: Convert to fraction form
    2,479,808.04/3,422,248.49 = 1,377,243.76/x
  3. Step 3: Cross multiply
    2,479,808.04x = 3,422,248.49 × 1,377,243.76
  4. Step 4: Simplify right side
    2,479,808.04x = 4,713,270,378,021.92
  5. Step 5: Solve for x
    x = 4,713,270,378,021.92/2,479,808.04
  6. Step 6: Final answer
    x = 1,900,659.37

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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.