Home / 4,040,678.55-5,576,254.62-2,205,254.56

Finding the Fourth Proportional to 4,040,678.55, 5,576,254.62 and 2,205,254.56

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Solution

The fourth proportional to 4,040,678.55, 5,576,254.62 and 2,205,254.56 is: 3,043,315.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040,678.55 : 5,576,254.62 = 2,205,254.56 : x
  2. Step 2: Convert to fraction form
    4,040,678.55/5,576,254.62 = 2,205,254.56/x
  3. Step 3: Cross multiply
    4,040,678.55x = 5,576,254.62 × 2,205,254.56
  4. Step 4: Simplify right side
    4,040,678.55x = 12,297,060,928,476.07
  5. Step 5: Solve for x
    x = 12,297,060,928,476.07/4,040,678.55
  6. Step 6: Final answer
    x = 3,043,315.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.