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Finding the Fourth Proportional to 2,662,904.10, 3,994,356.15 and 2,237,751.30

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Solution

The fourth proportional to 2,662,904.10, 3,994,356.15 and 2,237,751.30 is: 3,356,626.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662,904.10 : 3,994,356.15 = 2,237,751.30 : x
  2. Step 2: Convert to fraction form
    2,662,904.10/3,994,356.15 = 2,237,751.30/x
  3. Step 3: Cross multiply
    2,662,904.10x = 3,994,356.15 × 2,237,751.30
  4. Step 4: Simplify right side
    2,662,904.10x = 8,938,375,667,325.49
  5. Step 5: Solve for x
    x = 8,938,375,667,325.49/2,662,904.10
  6. Step 6: Final answer
    x = 3,356,626.95

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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.