Home / 1,786,871.54-2,465,942.10-1,051,692.56

Finding the Fourth Proportional to 1,786,871.54, 2,465,942.10 and 1,051,692.56

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Solution

The fourth proportional to 1,786,871.54, 2,465,942.10 and 1,051,692.56 is: 1,451,370.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,871.54 : 2,465,942.10 = 1,051,692.56 : x
  2. Step 2: Convert to fraction form
    1,786,871.54/2,465,942.10 = 1,051,692.56/x
  3. Step 3: Cross multiply
    1,786,871.54x = 2,465,942.10 × 1,051,692.56
  4. Step 4: Simplify right side
    1,786,871.54x = 2,593,412,959,960.78
  5. Step 5: Solve for x
    x = 2,593,412,959,960.78/1,786,871.54
  6. Step 6: Final answer
    x = 1,451,370.68

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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.