Home / 3,011,418.54-4,155,481.44-1,787,515.02

Finding the Fourth Proportional to 3,011,418.54, 4,155,481.44 and 1,787,515.02

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Solution

The fourth proportional to 3,011,418.54, 4,155,481.44 and 1,787,515.02 is: 2,466,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,418.54 : 4,155,481.44 = 1,787,515.02 : x
  2. Step 2: Convert to fraction form
    3,011,418.54/4,155,481.44 = 1,787,515.02/x
  3. Step 3: Cross multiply
    3,011,418.54x = 4,155,481.44 × 1,787,515.02
  4. Step 4: Simplify right side
    3,011,418.54x = 7,427,985,489,331.23
  5. Step 5: Solve for x
    x = 7,427,985,489,331.23/3,011,418.54
  6. Step 6: Final answer
    x = 2,466,606.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.