Home / 2,665,360.09-3,998,037.04-868,240.68

Finding the Fourth Proportional to 2,665,360.09, 3,998,037.04 and 868,240.68

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Solution

The fourth proportional to 2,665,360.09, 3,998,037.04 and 868,240.68 is: 1,302,360.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,360.09 : 3,998,037.04 = 868,240.68 : x
  2. Step 2: Convert to fraction form
    2,665,360.09/3,998,037.04 = 868,240.68/x
  3. Step 3: Cross multiply
    2,665,360.09x = 3,998,037.04 × 868,240.68
  4. Step 4: Simplify right side
    2,665,360.09x = 3,471,258,393,933.58
  5. Step 5: Solve for x
    x = 3,471,258,393,933.58/2,665,360.09
  6. Step 6: Final answer
    x = 1,302,360.01

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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.