Home / 1,815,799.33-2,720,155.64-1,414,561.38

Finding the Fourth Proportional to 1,815,799.33, 2,720,155.64 and 1,414,561.38

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Solution

The fourth proportional to 1,815,799.33, 2,720,155.64 and 1,414,561.38 is: 2,119,081.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,799.33 : 2,720,155.64 = 1,414,561.38 : x
  2. Step 2: Convert to fraction form
    1,815,799.33/2,720,155.64 = 1,414,561.38/x
  3. Step 3: Cross multiply
    1,815,799.33x = 2,720,155.64 × 1,414,561.38
  4. Step 4: Simplify right side
    1,815,799.33x = 3,847,827,103,964.40
  5. Step 5: Solve for x
    x = 3,847,827,103,964.40/1,815,799.33
  6. Step 6: Final answer
    x = 2,119,081.68

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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.