Home / 1,965,222.28-2,711,975.34-1,105,782.04

Finding the Fourth Proportional to 1,965,222.28, 2,711,975.34 and 1,105,782.04

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Solution

The fourth proportional to 1,965,222.28, 2,711,975.34 and 1,105,782.04 is: 1,525,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,222.28 : 2,711,975.34 = 1,105,782.04 : x
  2. Step 2: Convert to fraction form
    1,965,222.28/2,711,975.34 = 1,105,782.04/x
  3. Step 3: Cross multiply
    1,965,222.28x = 2,711,975.34 × 1,105,782.04
  4. Step 4: Simplify right side
    1,965,222.28x = 2,998,853,623,894.89
  5. Step 5: Solve for x
    x = 2,998,853,623,894.89/1,965,222.28
  6. Step 6: Final answer
    x = 1,525,961.54

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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.