Home / 1,765,241.10-2,647,861.65-485,846.10

Finding the Fourth Proportional to 1,765,241.10, 2,647,861.65 and 485,846.10

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Solution

The fourth proportional to 1,765,241.10, 2,647,861.65 and 485,846.10 is: 728,769.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,241.10 : 2,647,861.65 = 485,846.10 : x
  2. Step 2: Convert to fraction form
    1,765,241.10/2,647,861.65 = 485,846.10/x
  3. Step 3: Cross multiply
    1,765,241.10x = 2,647,861.65 × 485,846.10
  4. Step 4: Simplify right side
    1,765,241.10x = 1,286,453,255,992.07
  5. Step 5: Solve for x
    x = 1,286,453,255,992.07/1,765,241.10
  6. Step 6: Final answer
    x = 728,769.15

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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.