Home / 3,261,012.30-4,885,613.55-2,788,620.30

Finding the Fourth Proportional to 3,261,012.30, 4,885,613.55 and 2,788,620.30

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Solution

The fourth proportional to 3,261,012.30, 4,885,613.55 and 2,788,620.30 is: 4,177,880.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,012.30 : 4,885,613.55 = 2,788,620.30 : x
  2. Step 2: Convert to fraction form
    3,261,012.30/4,885,613.55 = 2,788,620.30/x
  3. Step 3: Cross multiply
    3,261,012.30x = 4,885,613.55 × 2,788,620.30
  4. Step 4: Simplify right side
    3,261,012.30x = 13,624,121,123,485.06
  5. Step 5: Solve for x
    x = 13,624,121,123,485.06/3,261,012.30
  6. Step 6: Final answer
    x = 4,177,880.94

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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.