Home / 1,965,764.57-2,712,842.39-1,106,380.49

Finding the Fourth Proportional to 1,965,764.57, 2,712,842.39 and 1,106,380.49

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Solution

The fourth proportional to 1,965,764.57, 2,712,842.39 and 1,106,380.49 is: 1,526,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,764.57 : 2,712,842.39 = 1,106,380.49 : x
  2. Step 2: Convert to fraction form
    1,965,764.57/2,712,842.39 = 1,106,380.49/x
  3. Step 3: Cross multiply
    1,965,764.57x = 2,712,842.39 × 1,106,380.49
  4. Step 4: Simplify right side
    1,965,764.57x = 3,001,435,885,958.87
  5. Step 5: Solve for x
    x = 3,001,435,885,958.87/1,965,764.57
  6. Step 6: Final answer
    x = 1,526,854.20

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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.