Home / 1,096,067.30-1,643,921.67-385,928.42

Finding the Fourth Proportional to 1,096,067.30, 1,643,921.67 and 385,928.42

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Solution

The fourth proportional to 1,096,067.30, 1,643,921.67 and 385,928.42 is: 578,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,067.30 : 1,643,921.67 = 385,928.42 : x
  2. Step 2: Convert to fraction form
    1,096,067.30/1,643,921.67 = 385,928.42/x
  3. Step 3: Cross multiply
    1,096,067.30x = 1,643,921.67 × 385,928.42
  4. Step 4: Simplify right side
    1,096,067.30x = 634,436,092,706.86
  5. Step 5: Solve for x
    x = 634,436,092,706.86/1,096,067.30
  6. Step 6: Final answer
    x = 578,829.51

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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.