Home / 2,201,748.80-3,302,623.20-1,921,812.80

Finding the Fourth Proportional to 2,201,748.80, 3,302,623.20 and 1,921,812.80

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Solution

The fourth proportional to 2,201,748.80, 3,302,623.20 and 1,921,812.80 is: 2,882,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,748.80 : 3,302,623.20 = 1,921,812.80 : x
  2. Step 2: Convert to fraction form
    2,201,748.80/3,302,623.20 = 1,921,812.80/x
  3. Step 3: Cross multiply
    2,201,748.80x = 3,302,623.20 × 1,921,812.80
  4. Step 4: Simplify right side
    2,201,748.80x = 6,347,023,539,336.96
  5. Step 5: Solve for x
    x = 6,347,023,539,336.96/2,201,748.80
  6. Step 6: Final answer
    x = 2,882,719.20

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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.