Home / 2,021,593.70-2,789,912.33-1,103,908.02

Finding the Fourth Proportional to 2,021,593.70, 2,789,912.33 and 1,103,908.02

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Solution

The fourth proportional to 2,021,593.70, 2,789,912.33 and 1,103,908.02 is: 1,523,454.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,593.70 : 2,789,912.33 = 1,103,908.02 : x
  2. Step 2: Convert to fraction form
    2,021,593.70/2,789,912.33 = 1,103,908.02/x
  3. Step 3: Cross multiply
    2,021,593.70x = 2,789,912.33 × 1,103,908.02
  4. Step 4: Simplify right side
    2,021,593.70x = 3,079,806,590,664.35
  5. Step 5: Solve for x
    x = 3,079,806,590,664.35/2,021,593.70
  6. Step 6: Final answer
    x = 1,523,454.79

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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.