Home / 3,123,620.96-4,685,810.51-879,758.96

Finding the Fourth Proportional to 3,123,620.96, 4,685,810.51 and 879,758.96

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Solution

The fourth proportional to 3,123,620.96, 4,685,810.51 and 879,758.96 is: 1,319,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,620.96 : 4,685,810.51 = 879,758.96 : x
  2. Step 2: Convert to fraction form
    3,123,620.96/4,685,810.51 = 879,758.96/x
  3. Step 3: Cross multiply
    3,123,620.96x = 4,685,810.51 × 879,758.96
  4. Step 4: Simplify right side
    3,123,620.96x = 4,122,383,759,805.01
  5. Step 5: Solve for x
    x = 4,122,383,759,805.01/3,123,620.96
  6. Step 6: Final answer
    x = 1,319,745.20

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.