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Finding the Fourth Proportional to 3,068,963, 4,603,251.70 and 938,877.88

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Solution

The fourth proportional to 3,068,963, 4,603,251.70 and 938,877.88 is: 1,408,257.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068,963 : 4,603,251.70 = 938,877.88 : x
  2. Step 2: Convert to fraction form
    3,068,963/4,603,251.70 = 938,877.88/x
  3. Step 3: Cross multiply
    3,068,963x = 4,603,251.70 × 938,877.88
  4. Step 4: Simplify right side
    3,068,963x = 4,321,891,197,202.40
  5. Step 5: Solve for x
    x = 4,321,891,197,202.40/3,068,963
  6. Step 6: Final answer
    x = 1,408,257.84

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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.