Home / 2,106,998.28-3,160,896.08-668,044.11

Finding the Fourth Proportional to 2,106,998.28, 3,160,896.08 and 668,044.11

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Solution

The fourth proportional to 2,106,998.28, 3,160,896.08 and 668,044.11 is: 1,002,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,998.28 : 3,160,896.08 = 668,044.11 : x
  2. Step 2: Convert to fraction form
    2,106,998.28/3,160,896.08 = 668,044.11/x
  3. Step 3: Cross multiply
    2,106,998.28x = 3,160,896.08 × 668,044.11
  4. Step 4: Simplify right side
    2,106,998.28x = 2,111,618,005,225.87
  5. Step 5: Solve for x
    x = 2,111,618,005,225.87/2,106,998.28
  6. Step 6: Final answer
    x = 1,002,192.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.