Home / 1,965,174.09-2,711,993.25-1,105,764.90

Finding the Fourth Proportional to 1,965,174.09, 2,711,993.25 and 1,105,764.90

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Solution

The fourth proportional to 1,965,174.09, 2,711,993.25 and 1,105,764.90 is: 1,525,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,174.09 : 2,711,993.25 = 1,105,764.90 : x
  2. Step 2: Convert to fraction form
    1,965,174.09/2,711,993.25 = 1,105,764.90/x
  3. Step 3: Cross multiply
    1,965,174.09x = 2,711,993.25 × 1,105,764.90
  4. Step 4: Simplify right side
    1,965,174.09x = 2,998,826,931,326.96
  5. Step 5: Solve for x
    x = 2,998,826,931,326.96/1,965,174.09
  6. Step 6: Final answer
    x = 1,525,985.38

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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.