Home / 4,025,394.48-5,555,080.48-2,189,892.88

Finding the Fourth Proportional to 4,025,394.48, 5,555,080.48 and 2,189,892.88

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Solution

The fourth proportional to 4,025,394.48, 5,555,080.48 and 2,189,892.88 is: 3,022,071.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025,394.48 : 5,555,080.48 = 2,189,892.88 : x
  2. Step 2: Convert to fraction form
    4,025,394.48/5,555,080.48 = 2,189,892.88/x
  3. Step 3: Cross multiply
    4,025,394.48x = 5,555,080.48 × 2,189,892.88
  4. Step 4: Simplify right side
    4,025,394.48x = 12,165,031,190,978.98
  5. Step 5: Solve for x
    x = 12,165,031,190,978.98/4,025,394.48
  6. Step 6: Final answer
    x = 3,022,071.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.