Home / 3,612,417.05-5,414,832.45-1,215,429.51

Finding the Fourth Proportional to 3,612,417.05, 5,414,832.45 and 1,215,429.51

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Solution

The fourth proportional to 3,612,417.05, 5,414,832.45 and 1,215,429.51 is: 1,821,868.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,417.05 : 5,414,832.45 = 1,215,429.51 : x
  2. Step 2: Convert to fraction form
    3,612,417.05/5,414,832.45 = 1,215,429.51/x
  3. Step 3: Cross multiply
    3,612,417.05x = 5,414,832.45 × 1,215,429.51
  4. Step 4: Simplify right side
    3,612,417.05x = 6,581,347,151,435.60
  5. Step 5: Solve for x
    x = 6,581,347,151,435.60/3,612,417.05
  6. Step 6: Final answer
    x = 1,821,868.04

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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.