Home / 2,179,616.40-3,269,443.14-759,670.20

Finding the Fourth Proportional to 2,179,616.40, 3,269,443.14 and 759,670.20

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Solution

The fourth proportional to 2,179,616.40, 3,269,443.14 and 759,670.20 is: 1,139,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,616.40 : 3,269,443.14 = 759,670.20 : x
  2. Step 2: Convert to fraction form
    2,179,616.40/3,269,443.14 = 759,670.20/x
  3. Step 3: Cross multiply
    2,179,616.40x = 3,269,443.14 × 759,670.20
  4. Step 4: Simplify right side
    2,179,616.40x = 2,483,698,524,052.43
  5. Step 5: Solve for x
    x = 2,483,698,524,052.43/2,179,616.40
  6. Step 6: Final answer
    x = 1,139,511.76

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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.