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Finding the Fourth Proportional to 3,068,662.98, 4,602,827.48 and 938,747.10

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Solution

The fourth proportional to 3,068,662.98, 4,602,827.48 and 938,747.10 is: 1,408,069.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068,662.98 : 4,602,827.48 = 938,747.10 : x
  2. Step 2: Convert to fraction form
    3,068,662.98/4,602,827.48 = 938,747.10/x
  3. Step 3: Cross multiply
    3,068,662.98x = 4,602,827.48 × 938,747.10
  4. Step 4: Simplify right side
    3,068,662.98x = 4,320,890,948,650.31
  5. Step 5: Solve for x
    x = 4,320,890,948,650.31/3,068,662.98
  6. Step 6: Final answer
    x = 1,408,069.57

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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.