Home / 1,969,908.30-2,954,862.45-1,891,176.30

Finding the Fourth Proportional to 1,969,908.30, 2,954,862.45 and 1,891,176.30

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Solution

The fourth proportional to 1,969,908.30, 2,954,862.45 and 1,891,176.30 is: 2,836,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,908.30 : 2,954,862.45 = 1,891,176.30 : x
  2. Step 2: Convert to fraction form
    1,969,908.30/2,954,862.45 = 1,891,176.30/x
  3. Step 3: Cross multiply
    1,969,908.30x = 2,954,862.45 × 1,891,176.30
  4. Step 4: Simplify right side
    1,969,908.30x = 5,588,165,835,199.94
  5. Step 5: Solve for x
    x = 5,588,165,835,199.94/1,969,908.30
  6. Step 6: Final answer
    x = 2,836,764.45

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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.