Home / 1,093,782.80-1,640,674.20-1,007,177.60

Finding the Fourth Proportional to 1,093,782.80, 1,640,674.20 and 1,007,177.60

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Solution

The fourth proportional to 1,093,782.80, 1,640,674.20 and 1,007,177.60 is: 1,510,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,782.80 : 1,640,674.20 = 1,007,177.60 : x
  2. Step 2: Convert to fraction form
    1,093,782.80/1,640,674.20 = 1,007,177.60/x
  3. Step 3: Cross multiply
    1,093,782.80x = 1,640,674.20 × 1,007,177.60
  4. Step 4: Simplify right side
    1,093,782.80x = 1,652,450,303,137.92
  5. Step 5: Solve for x
    x = 1,652,450,303,137.92/1,093,782.80
  6. Step 6: Final answer
    x = 1,510,766.40

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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.