Home / 1,236,161.60-1,851,909.60-1,152,180.80

Finding the Fourth Proportional to 1,236,161.60, 1,851,909.60 and 1,152,180.80

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Solution

The fourth proportional to 1,236,161.60, 1,851,909.60 and 1,152,180.80 is: 1,726,096.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,161.60 : 1,851,909.60 = 1,152,180.80 : x
  2. Step 2: Convert to fraction form
    1,236,161.60/1,851,909.60 = 1,152,180.80/x
  3. Step 3: Cross multiply
    1,236,161.60x = 1,851,909.60 × 1,152,180.80
  4. Step 4: Simplify right side
    1,236,161.60x = 2,133,734,684,455.68
  5. Step 5: Solve for x
    x = 2,133,734,684,455.68/1,236,161.60
  6. Step 6: Final answer
    x = 1,726,096.88

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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.