Home / 1,211,012.00-1,816,520.55-1,137,025.45

Finding the Fourth Proportional to 1,211,012.00, 1,816,520.55 and 1,137,025.45

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Solution

The fourth proportional to 1,211,012.00, 1,816,520.55 and 1,137,025.45 is: 1,705,540.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,012.00 : 1,816,520.55 = 1,137,025.45 : x
  2. Step 2: Convert to fraction form
    1,211,012.00/1,816,520.55 = 1,137,025.45/x
  3. Step 3: Cross multiply
    1,211,012.00x = 1,816,520.55 × 1,137,025.45
  4. Step 4: Simplify right side
    1,211,012.00x = 2,065,430,093,804.80
  5. Step 5: Solve for x
    x = 2,065,430,093,804.80/1,211,012.00
  6. Step 6: Final answer
    x = 1,705,540.57

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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.