Home / 5,150,467.60-7,725,701.40-1,556,789.20

Finding the Fourth Proportional to 5,150,467.60, 7,725,701.40 and 1,556,789.20

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Solution

The fourth proportional to 5,150,467.60, 7,725,701.40 and 1,556,789.20 is: 2,335,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,467.60 : 7,725,701.40 = 1,556,789.20 : x
  2. Step 2: Convert to fraction form
    5,150,467.60/7,725,701.40 = 1,556,789.20/x
  3. Step 3: Cross multiply
    5,150,467.60x = 7,725,701.40 × 1,556,789.20
  4. Step 4: Simplify right side
    5,150,467.60x = 12,027,288,501,944.88
  5. Step 5: Solve for x
    x = 12,027,288,501,944.88/5,150,467.60
  6. Step 6: Final answer
    x = 2,335,183.80

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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.