Home / 5,673,621.20-8,511,598.20-1,889,819.60

Finding the Fourth Proportional to 5,673,621.20, 8,511,598.20 and 1,889,819.60

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Solution

The fourth proportional to 5,673,621.20, 8,511,598.20 and 1,889,819.60 is: 2,835,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673,621.20 : 8,511,598.20 = 1,889,819.60 : x
  2. Step 2: Convert to fraction form
    5,673,621.20/8,511,598.20 = 1,889,819.60/x
  3. Step 3: Cross multiply
    5,673,621.20x = 8,511,598.20 × 1,889,819.60
  4. Step 4: Simplify right side
    5,673,621.20x = 16,085,385,105,684.72
  5. Step 5: Solve for x
    x = 16,085,385,105,684.72/5,673,621.20
  6. Step 6: Final answer
    x = 2,835,117.91

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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.