Home / 1,427,833.35-2,141,757.41-481,212.27

Finding the Fourth Proportional to 1,427,833.35, 2,141,757.41 and 481,212.27

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Solution

The fourth proportional to 1,427,833.35, 2,141,757.41 and 481,212.27 is: 721,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,833.35 : 2,141,757.41 = 481,212.27 : x
  2. Step 2: Convert to fraction form
    1,427,833.35/2,141,757.41 = 481,212.27/x
  3. Step 3: Cross multiply
    1,427,833.35x = 2,141,757.41 × 481,212.27
  4. Step 4: Simplify right side
    1,427,833.35x = 1,030,639,945,055.42
  5. Step 5: Solve for x
    x = 1,030,639,945,055.42/1,427,833.35
  6. Step 6: Final answer
    x = 721,820.89

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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.