Home / 2,235,675.72-3,354,008.40-815,727.69

Finding the Fourth Proportional to 2,235,675.72, 3,354,008.40 and 815,727.69

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Solution

The fourth proportional to 2,235,675.72, 3,354,008.40 and 815,727.69 is: 1,223,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,675.72 : 3,354,008.40 = 815,727.69 : x
  2. Step 2: Convert to fraction form
    2,235,675.72/3,354,008.40 = 815,727.69/x
  3. Step 3: Cross multiply
    2,235,675.72x = 3,354,008.40 × 815,727.69
  4. Step 4: Simplify right side
    2,235,675.72x = 2,735,957,524,372.60
  5. Step 5: Solve for x
    x = 2,735,957,524,372.60/2,235,675.72
  6. Step 6: Final answer
    x = 1,223,772.08

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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.