Home / 3,784,819.91-5,676,955.34-1,478,879.55

Finding the Fourth Proportional to 3,784,819.91, 5,676,955.34 and 1,478,879.55

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Solution

The fourth proportional to 3,784,819.91, 5,676,955.34 and 1,478,879.55 is: 2,218,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,819.91 : 5,676,955.34 = 1,478,879.55 : x
  2. Step 2: Convert to fraction form
    3,784,819.91/5,676,955.34 = 1,478,879.55/x
  3. Step 3: Cross multiply
    3,784,819.91x = 5,676,955.34 × 1,478,879.55
  4. Step 4: Simplify right side
    3,784,819.91x = 8,395,533,151,194.90
  5. Step 5: Solve for x
    x = 8,395,533,151,194.90/3,784,819.91
  6. Step 6: Final answer
    x = 2,218,212.06

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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.