Home / 5,368,620.25-7,408,695.95-2,954,172.25

Finding the Fourth Proportional to 5,368,620.25, 7,408,695.95 and 2,954,172.25

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Solution

The fourth proportional to 5,368,620.25, 7,408,695.95 and 2,954,172.25 is: 4,076,757.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368,620.25 : 7,408,695.95 = 2,954,172.25 : x
  2. Step 2: Convert to fraction form
    5,368,620.25/7,408,695.95 = 2,954,172.25/x
  3. Step 3: Cross multiply
    5,368,620.25x = 7,408,695.95 × 2,954,172.25
  4. Step 4: Simplify right side
    5,368,620.25x = 21,886,563,984,177.39
  5. Step 5: Solve for x
    x = 21,886,563,984,177.39/5,368,620.25
  6. Step 6: Final answer
    x = 4,076,757.71

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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.