Home / 2,002,081.70-3,003,122.55-1,868,237.30

Finding the Fourth Proportional to 2,002,081.70, 3,003,122.55 and 1,868,237.30

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Solution

The fourth proportional to 2,002,081.70, 3,003,122.55 and 1,868,237.30 is: 2,802,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002,081.70 : 3,003,122.55 = 1,868,237.30 : x
  2. Step 2: Convert to fraction form
    2,002,081.70/3,003,122.55 = 1,868,237.30/x
  3. Step 3: Cross multiply
    2,002,081.70x = 3,003,122.55 × 1,868,237.30
  4. Step 4: Simplify right side
    2,002,081.70x = 5,610,545,564,381.12
  5. Step 5: Solve for x
    x = 5,610,545,564,381.12/2,002,081.70
  6. Step 6: Final answer
    x = 2,802,355.95

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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.