Home / 1,965,228.28-2,711,983.62-1,105,788.04

Finding the Fourth Proportional to 1,965,228.28, 2,711,983.62 and 1,105,788.04

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Solution

The fourth proportional to 1,965,228.28, 2,711,983.62 and 1,105,788.04 is: 1,525,969.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,228.28 : 2,711,983.62 = 1,105,788.04 : x
  2. Step 2: Convert to fraction form
    1,965,228.28/2,711,983.62 = 1,105,788.04/x
  3. Step 3: Cross multiply
    1,965,228.28x = 2,711,983.62 × 1,105,788.04
  4. Step 4: Simplify right side
    1,965,228.28x = 2,998,879,051,671.91
  5. Step 5: Solve for x
    x = 2,998,879,051,671.91/1,965,228.28
  6. Step 6: Final answer
    x = 1,525,969.82

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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.