Home / 2,081,395.20-3,117,427.20-1,708,147.20

Finding the Fourth Proportional to 2,081,395.20, 3,117,427.20 and 1,708,147.20

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Solution

The fourth proportional to 2,081,395.20, 3,117,427.20 and 1,708,147.20 is: 2,558,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,395.20 : 3,117,427.20 = 1,708,147.20 : x
  2. Step 2: Convert to fraction form
    2,081,395.20/3,117,427.20 = 1,708,147.20/x
  3. Step 3: Cross multiply
    2,081,395.20x = 3,117,427.20 × 1,708,147.20
  4. Step 4: Simplify right side
    2,081,395.20x = 5,325,024,542,883.84
  5. Step 5: Solve for x
    x = 5,325,024,542,883.84/2,081,395.20
  6. Step 6: Final answer
    x = 2,558,391.86

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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.