Home / 2,081,217.72-3,116,731.44-1,719,173.52

Finding the Fourth Proportional to 2,081,217.72, 3,116,731.44 and 1,719,173.52

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Solution

The fourth proportional to 2,081,217.72, 3,116,731.44 and 1,719,173.52 is: 2,574,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,217.72 : 3,116,731.44 = 1,719,173.52 : x
  2. Step 2: Convert to fraction form
    2,081,217.72/3,116,731.44 = 1,719,173.52/x
  3. Step 3: Cross multiply
    2,081,217.72x = 3,116,731.44 × 1,719,173.52
  4. Step 4: Simplify right side
    2,081,217.72x = 5,358,202,160,599.47
  5. Step 5: Solve for x
    x = 5,358,202,160,599.47/2,081,217.72
  6. Step 6: Final answer
    x = 2,574,551.48

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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.