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Finding the Fourth Proportional to 4,487,408, 6,731,112 and 1,335,536

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Solution

The fourth proportional to 4,487,408, 6,731,112 and 1,335,536 is: 2,003,304

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487,408 : 6,731,112 = 1,335,536 : x
  2. Step 2: Convert to fraction form
    4,487,408/6,731,112 = 1,335,536/x
  3. Step 3: Cross multiply
    4,487,408x = 6,731,112 × 1,335,536
  4. Step 4: Simplify right side
    4,487,408x = 8,989,642,396,032
  5. Step 5: Solve for x
    x = 8,989,642,396,032/4,487,408
  6. Step 6: Final answer
    x = 2,003,304

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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.