Home / 2,825,128.80-4,237,693.20-2,024,719.20

Finding the Fourth Proportional to 2,825,128.80, 4,237,693.20 and 2,024,719.20

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Solution

The fourth proportional to 2,825,128.80, 4,237,693.20 and 2,024,719.20 is: 3,037,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,128.80 : 4,237,693.20 = 2,024,719.20 : x
  2. Step 2: Convert to fraction form
    2,825,128.80/4,237,693.20 = 2,024,719.20/x
  3. Step 3: Cross multiply
    2,825,128.80x = 4,237,693.20 × 2,024,719.20
  4. Step 4: Simplify right side
    2,825,128.80x = 8,580,138,785,749.44
  5. Step 5: Solve for x
    x = 8,580,138,785,749.44/2,825,128.80
  6. Step 6: Final answer
    x = 3,037,078.80

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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.