Home / 4,543,264.80-6,269,745.47-2,478,289.55

Finding the Fourth Proportional to 4,543,264.80, 6,269,745.47 and 2,478,289.55

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Solution

The fourth proportional to 4,543,264.80, 6,269,745.47 and 2,478,289.55 is: 3,420,061.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543,264.80 : 6,269,745.47 = 2,478,289.55 : x
  2. Step 2: Convert to fraction form
    4,543,264.80/6,269,745.47 = 2,478,289.55/x
  3. Step 3: Cross multiply
    4,543,264.80x = 6,269,745.47 × 2,478,289.55
  4. Step 4: Simplify right side
    4,543,264.80x = 15,538,244,679,460.84
  5. Step 5: Solve for x
    x = 15,538,244,679,460.84/4,543,264.80
  6. Step 6: Final answer
    x = 3,420,061.42

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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.