Home / 1,964,977.20-2,711,640.76-1,105,535.41

Finding the Fourth Proportional to 1,964,977.20, 2,711,640.76 and 1,105,535.41

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Solution

The fourth proportional to 1,964,977.20, 2,711,640.76 and 1,105,535.41 is: 1,525,623.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,977.20 : 2,711,640.76 = 1,105,535.41 : x
  2. Step 2: Convert to fraction form
    1,964,977.20/2,711,640.76 = 1,105,535.41/x
  3. Step 3: Cross multiply
    1,964,977.20x = 2,711,640.76 × 1,105,535.41
  4. Step 4: Simplify right side
    1,964,977.20x = 2,997,814,869,836.37
  5. Step 5: Solve for x
    x = 2,997,814,869,836.37/1,964,977.20
  6. Step 6: Final answer
    x = 1,525,623.23

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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.