Home / 3,018,361.40-4,164,960.67-2,040,428.22

Finding the Fourth Proportional to 3,018,361.40, 4,164,960.67 and 2,040,428.22

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Solution

The fourth proportional to 3,018,361.40, 4,164,960.67 and 2,040,428.22 is: 2,815,535.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,361.40 : 4,164,960.67 = 2,040,428.22 : x
  2. Step 2: Convert to fraction form
    3,018,361.40/4,164,960.67 = 2,040,428.22/x
  3. Step 3: Cross multiply
    3,018,361.40x = 4,164,960.67 × 2,040,428.22
  4. Step 4: Simplify right side
    3,018,361.40x = 8,498,303,288,808.64
  5. Step 5: Solve for x
    x = 8,498,303,288,808.64/3,018,361.40
  6. Step 6: Final answer
    x = 2,815,535.37

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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.