Home / 2,105,115.30-3,157,672.95-757,485.90

Finding the Fourth Proportional to 2,105,115.30, 3,157,672.95 and 757,485.90

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Solution

The fourth proportional to 2,105,115.30, 3,157,672.95 and 757,485.90 is: 1,136,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,115.30 : 3,157,672.95 = 757,485.90 : x
  2. Step 2: Convert to fraction form
    2,105,115.30/3,157,672.95 = 757,485.90/x
  3. Step 3: Cross multiply
    2,105,115.30x = 3,157,672.95 × 757,485.90
  4. Step 4: Simplify right side
    2,105,115.30x = 2,391,892,736,436.41
  5. Step 5: Solve for x
    x = 2,391,892,736,436.41/2,105,115.30
  6. Step 6: Final answer
    x = 1,136,228.85

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Similar ratio
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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.