Home / 3,615,447.30-5,420,317.49-1,792,555.38

Finding the Fourth Proportional to 3,615,447.30, 5,420,317.49 and 1,792,555.38

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Solution

The fourth proportional to 3,615,447.30, 5,420,317.49 and 1,792,555.38 is: 2,687,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,447.30 : 5,420,317.49 = 1,792,555.38 : x
  2. Step 2: Convert to fraction form
    3,615,447.30/5,420,317.49 = 1,792,555.38/x
  3. Step 3: Cross multiply
    3,615,447.30x = 5,420,317.49 × 1,792,555.38
  4. Step 4: Simplify right side
    3,615,447.30x = 9,716,219,246,424.62
  5. Step 5: Solve for x
    x = 9,716,219,246,424.62/3,615,447.30
  6. Step 6: Final answer
    x = 2,687,418.30

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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.