Home / 2,560,861.09-3,840,154.38-1,362,530.89

Finding the Fourth Proportional to 2,560,861.09, 3,840,154.38 and 1,362,530.89

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Solution

The fourth proportional to 2,560,861.09, 3,840,154.38 and 1,362,530.89 is: 2,043,191.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,861.09 : 3,840,154.38 = 1,362,530.89 : x
  2. Step 2: Convert to fraction form
    2,560,861.09/3,840,154.38 = 1,362,530.89/x
  3. Step 3: Cross multiply
    2,560,861.09x = 3,840,154.38 × 1,362,530.89
  4. Step 4: Simplify right side
    2,560,861.09x = 5,232,328,965,118.80
  5. Step 5: Solve for x
    x = 5,232,328,965,118.80/2,560,861.09
  6. Step 6: Final answer
    x = 2,043,191.25

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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.