Home / 1,436,811.72-2,156,057.82-797,653.68

Finding the Fourth Proportional to 1,436,811.72, 2,156,057.82 and 797,653.68

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Solution

The fourth proportional to 1,436,811.72, 2,156,057.82 and 797,653.68 is: 1,196,946.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,811.72 : 2,156,057.82 = 797,653.68 : x
  2. Step 2: Convert to fraction form
    1,436,811.72/2,156,057.82 = 797,653.68/x
  3. Step 3: Cross multiply
    1,436,811.72x = 2,156,057.82 × 797,653.68
  4. Step 4: Simplify right side
    1,436,811.72x = 1,719,787,454,415.78
  5. Step 5: Solve for x
    x = 1,719,787,454,415.78/1,436,811.72
  6. Step 6: Final answer
    x = 1,196,946.98

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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.