Home / 2,203,579.49-3,040,151.81-1,387,833.89

Finding the Fourth Proportional to 2,203,579.49, 3,040,151.81 and 1,387,833.89

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Solution

The fourth proportional to 2,203,579.49, 3,040,151.81 and 1,387,833.89 is: 1,914,714.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203,579.49 : 3,040,151.81 = 1,387,833.89 : x
  2. Step 2: Convert to fraction form
    2,203,579.49/3,040,151.81 = 1,387,833.89/x
  3. Step 3: Cross multiply
    2,203,579.49x = 3,040,151.81 × 1,387,833.89
  4. Step 4: Simplify right side
    2,203,579.49x = 4,219,225,690,522.91
  5. Step 5: Solve for x
    x = 4,219,225,690,522.91/2,203,579.49
  6. Step 6: Final answer
    x = 1,914,714.54

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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.