Home / 2,191,129.05-3,301,649.63-1,800,519.91

Finding the Fourth Proportional to 2,191,129.05, 3,301,649.63 and 1,800,519.91

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Solution

The fourth proportional to 2,191,129.05, 3,301,649.63 and 1,800,519.91 is: 2,713,069.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,129.05 : 3,301,649.63 = 1,800,519.91 : x
  2. Step 2: Convert to fraction form
    2,191,129.05/3,301,649.63 = 1,800,519.91/x
  3. Step 3: Cross multiply
    2,191,129.05x = 3,301,649.63 × 1,800,519.91
  4. Step 4: Simplify right side
    2,191,129.05x = 5,944,685,897,662.18
  5. Step 5: Solve for x
    x = 5,944,685,897,662.18/2,191,129.05
  6. Step 6: Final answer
    x = 2,713,069.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.