Home / 2,193,223.60-3,289,835.40-1,661,782.60

Finding the Fourth Proportional to 2,193,223.60, 3,289,835.40 and 1,661,782.60

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Solution

The fourth proportional to 2,193,223.60, 3,289,835.40 and 1,661,782.60 is: 2,492,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,223.60 : 3,289,835.40 = 1,661,782.60 : x
  2. Step 2: Convert to fraction form
    2,193,223.60/3,289,835.40 = 1,661,782.60/x
  3. Step 3: Cross multiply
    2,193,223.60x = 3,289,835.40 × 1,661,782.60
  4. Step 4: Simplify right side
    2,193,223.60x = 5,466,991,224,584.04
  5. Step 5: Solve for x
    x = 5,466,991,224,584.04/2,193,223.60
  6. Step 6: Final answer
    x = 2,492,673.90

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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.