Home / 2,145,201.54-3,217,800.45-547,764.90

Finding the Fourth Proportional to 2,145,201.54, 3,217,800.45 and 547,764.90

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Solution

The fourth proportional to 2,145,201.54, 3,217,800.45 and 547,764.90 is: 821,646.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,201.54 : 3,217,800.45 = 547,764.90 : x
  2. Step 2: Convert to fraction form
    2,145,201.54/3,217,800.45 = 547,764.90/x
  3. Step 3: Cross multiply
    2,145,201.54x = 3,217,800.45 × 547,764.90
  4. Step 4: Simplify right side
    2,145,201.54x = 1,762,598,141,714.21
  5. Step 5: Solve for x
    x = 1,762,598,141,714.21/2,145,201.54
  6. Step 6: Final answer
    x = 821,646.88

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1.5x scale

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.