Home / 1,629,299.80-2,443,949.70-1,065,280.60

Finding the Fourth Proportional to 1,629,299.80, 2,443,949.70 and 1,065,280.60

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Solution

The fourth proportional to 1,629,299.80, 2,443,949.70 and 1,065,280.60 is: 1,597,920.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,299.80 : 2,443,949.70 = 1,065,280.60 : x
  2. Step 2: Convert to fraction form
    1,629,299.80/2,443,949.70 = 1,065,280.60/x
  3. Step 3: Cross multiply
    1,629,299.80x = 2,443,949.70 × 1,065,280.60
  4. Step 4: Simplify right side
    1,629,299.80x = 2,603,492,202,785.82
  5. Step 5: Solve for x
    x = 2,603,492,202,785.82/1,629,299.80
  6. Step 6: Final answer
    x = 1,597,920.90

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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.