Home / 2,721,847.78-4,082,162.75-802,349.47

Finding the Fourth Proportional to 2,721,847.78, 4,082,162.75 and 802,349.47

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Solution

The fourth proportional to 2,721,847.78, 4,082,162.75 and 802,349.47 is: 1,203,344.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,847.78 : 4,082,162.75 = 802,349.47 : x
  2. Step 2: Convert to fraction form
    2,721,847.78/4,082,162.75 = 802,349.47/x
  3. Step 3: Cross multiply
    2,721,847.78x = 4,082,162.75 × 802,349.47
  4. Step 4: Simplify right side
    2,721,847.78x = 3,275,321,118,916.24
  5. Step 5: Solve for x
    x = 3,275,321,118,916.24/2,721,847.78
  6. Step 6: Final answer
    x = 1,203,344.71

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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.