Home / 1,031,201.25-1,423,067.45-578,501.97

Finding the Fourth Proportional to 1,031,201.25, 1,423,067.45 and 578,501.97

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Solution

The fourth proportional to 1,031,201.25, 1,423,067.45 and 578,501.97 is: 798,338.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,201.25 : 1,423,067.45 = 578,501.97 : x
  2. Step 2: Convert to fraction form
    1,031,201.25/1,423,067.45 = 578,501.97/x
  3. Step 3: Cross multiply
    1,031,201.25x = 1,423,067.45 × 578,501.97
  4. Step 4: Simplify right side
    1,031,201.25x = 823,247,320,375.37
  5. Step 5: Solve for x
    x = 823,247,320,375.37/1,031,201.25
  6. Step 6: Final answer
    x = 798,338.17

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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.