Home / 2,790,777.40-4,186,166.10-2,753,452.60

Finding the Fourth Proportional to 2,790,777.40, 4,186,166.10 and 2,753,452.60

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Solution

The fourth proportional to 2,790,777.40, 4,186,166.10 and 2,753,452.60 is: 4,130,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,777.40 : 4,186,166.10 = 2,753,452.60 : x
  2. Step 2: Convert to fraction form
    2,790,777.40/4,186,166.10 = 2,753,452.60/x
  3. Step 3: Cross multiply
    2,790,777.40x = 4,186,166.10 × 2,753,452.60
  4. Step 4: Simplify right side
    2,790,777.40x = 11,526,409,932,076.86
  5. Step 5: Solve for x
    x = 11,526,409,932,076.86/2,790,777.40
  6. Step 6: Final answer
    x = 4,130,178.90

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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.