Home / 2,214,692.85-3,056,672.46-1,296,868.40

Finding the Fourth Proportional to 2,214,692.85, 3,056,672.46 and 1,296,868.40

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Solution

The fourth proportional to 2,214,692.85, 3,056,672.46 and 1,296,868.40 is: 1,789,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,692.85 : 3,056,672.46 = 1,296,868.40 : x
  2. Step 2: Convert to fraction form
    2,214,692.85/3,056,672.46 = 1,296,868.40/x
  3. Step 3: Cross multiply
    2,214,692.85x = 3,056,672.46 × 1,296,868.40
  4. Step 4: Simplify right side
    2,214,692.85x = 3,964,101,940,760.46
  5. Step 5: Solve for x
    x = 3,964,101,940,760.46/2,214,692.85
  6. Step 6: Final answer
    x = 1,789,910.48

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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.