Home / 1,906,607.10-2,859,907.41-486,662.70

Finding the Fourth Proportional to 1,906,607.10, 2,859,907.41 and 486,662.70

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Solution

The fourth proportional to 1,906,607.10, 2,859,907.41 and 486,662.70 is: 729,993.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,607.10 : 2,859,907.41 = 486,662.70 : x
  2. Step 2: Convert to fraction form
    1,906,607.10/2,859,907.41 = 486,662.70/x
  3. Step 3: Cross multiply
    1,906,607.10x = 2,859,907.41 × 486,662.70
  4. Step 4: Simplify right side
    1,906,607.10x = 1,391,810,261,900.61
  5. Step 5: Solve for x
    x = 1,391,810,261,900.61/1,906,607.10
  6. Step 6: Final answer
    x = 729,993.22

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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.