Home / 3,318,546.70-4,974,320.85-1,296,009.10

Finding the Fourth Proportional to 3,318,546.70, 4,974,320.85 and 1,296,009.10

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Solution

The fourth proportional to 3,318,546.70, 4,974,320.85 and 1,296,009.10 is: 1,942,647.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,546.70 : 4,974,320.85 = 1,296,009.10 : x
  2. Step 2: Convert to fraction form
    3,318,546.70/4,974,320.85 = 1,296,009.10/x
  3. Step 3: Cross multiply
    3,318,546.70x = 4,974,320.85 × 1,296,009.10
  4. Step 4: Simplify right side
    3,318,546.70x = 6,446,765,087,919.74
  5. Step 5: Solve for x
    x = 6,446,765,087,919.74/3,318,546.70
  6. Step 6: Final answer
    x = 1,942,647.09

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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.