Home / 1,540,498.48-2,125,171.64-996,809.83

Finding the Fourth Proportional to 1,540,498.48, 2,125,171.64 and 996,809.83

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Solution

The fourth proportional to 1,540,498.48, 2,125,171.64 and 996,809.83 is: 1,375,134.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,498.48 : 2,125,171.64 = 996,809.83 : x
  2. Step 2: Convert to fraction form
    1,540,498.48/2,125,171.64 = 996,809.83/x
  3. Step 3: Cross multiply
    1,540,498.48x = 2,125,171.64 × 996,809.83
  4. Step 4: Simplify right side
    1,540,498.48x = 2,118,391,972,761.26
  5. Step 5: Solve for x
    x = 2,118,391,972,761.26/1,540,498.48
  6. Step 6: Final answer
    x = 1,375,134.09

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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.