Home / 5,305,021-7,320,929.08-2,890,573

Finding the Fourth Proportional to 5,305,021, 7,320,929.08 and 2,890,573

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Solution

The fourth proportional to 5,305,021, 7,320,929.08 and 2,890,573 is: 3,988,990.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305,021 : 7,320,929.08 = 2,890,573 : x
  2. Step 2: Convert to fraction form
    5,305,021/7,320,929.08 = 2,890,573/x
  3. Step 3: Cross multiply
    5,305,021x = 7,320,929.08 × 2,890,573
  4. Step 4: Simplify right side
    5,305,021x = 21,161,679,933,562.84
  5. Step 5: Solve for x
    x = 21,161,679,933,562.84/5,305,021
  6. Step 6: Final answer
    x = 3,988,990.79

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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.