Home / 1,008,137.70-1,512,206.55-984,518.10

Finding the Fourth Proportional to 1,008,137.70, 1,512,206.55 and 984,518.10

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Solution

The fourth proportional to 1,008,137.70, 1,512,206.55 and 984,518.10 is: 1,476,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,137.70 : 1,512,206.55 = 984,518.10 : x
  2. Step 2: Convert to fraction form
    1,008,137.70/1,512,206.55 = 984,518.10/x
  3. Step 3: Cross multiply
    1,008,137.70x = 1,512,206.55 × 984,518.10
  4. Step 4: Simplify right side
    1,008,137.70x = 1,488,794,719,413.56
  5. Step 5: Solve for x
    x = 1,488,794,719,413.56/1,008,137.70
  6. Step 6: Final answer
    x = 1,476,777.15

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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.