Home / 2,942,181.27-4,413,265.40-783,206.87

Finding the Fourth Proportional to 2,942,181.27, 4,413,265.40 and 783,206.87

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Solution

The fourth proportional to 2,942,181.27, 4,413,265.40 and 783,206.87 is: 1,174,808.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942,181.27 : 4,413,265.40 = 783,206.87 : x
  2. Step 2: Convert to fraction form
    2,942,181.27/4,413,265.40 = 783,206.87/x
  3. Step 3: Cross multiply
    2,942,181.27x = 4,413,265.40 × 783,206.87
  4. Step 4: Simplify right side
    2,942,181.27x = 3,456,499,760,304.99
  5. Step 5: Solve for x
    x = 3,456,499,760,304.99/2,942,181.27
  6. Step 6: Final answer
    x = 1,174,808.57

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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.