Home / 4,747,634.28-6,551,739-2,787,128.64

Finding the Fourth Proportional to 4,747,634.28, 6,551,739 and 2,787,128.64

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Solution

The fourth proportional to 4,747,634.28, 6,551,739 and 2,787,128.64 is: 3,846,239.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747,634.28 : 6,551,739 = 2,787,128.64 : x
  2. Step 2: Convert to fraction form
    4,747,634.28/6,551,739 = 2,787,128.64/x
  3. Step 3: Cross multiply
    4,747,634.28x = 6,551,739 × 2,787,128.64
  4. Step 4: Simplify right side
    4,747,634.28x = 18,260,539,408,704.96
  5. Step 5: Solve for x
    x = 18,260,539,408,704.96/4,747,634.28
  6. Step 6: Final answer
    x = 3,846,239.69

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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.