Home / 3,868,934.49-5,338,705.68-2,237,094.92

Finding the Fourth Proportional to 3,868,934.49, 5,338,705.68 and 2,237,094.92

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Solution

The fourth proportional to 3,868,934.49, 5,338,705.68 and 2,237,094.92 is: 3,086,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,934.49 : 5,338,705.68 = 2,237,094.92 : x
  2. Step 2: Convert to fraction form
    3,868,934.49/5,338,705.68 = 2,237,094.92/x
  3. Step 3: Cross multiply
    3,868,934.49x = 5,338,705.68 × 2,237,094.92
  4. Step 4: Simplify right side
    3,868,934.49x = 11,943,191,369,449.91
  5. Step 5: Solve for x
    x = 11,943,191,369,449.91/3,868,934.49
  6. Step 6: Final answer
    x = 3,086,945.88

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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.