Home / 3,644,001.89-5,455,395.20-1,910,761.68

Finding the Fourth Proportional to 3,644,001.89, 5,455,395.20 and 1,910,761.68

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Solution

The fourth proportional to 3,644,001.89, 5,455,395.20 and 1,910,761.68 is: 2,860,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,001.89 : 5,455,395.20 = 1,910,761.68 : x
  2. Step 2: Convert to fraction form
    3,644,001.89/5,455,395.20 = 1,910,761.68/x
  3. Step 3: Cross multiply
    3,644,001.89x = 5,455,395.20 × 1,910,761.68
  4. Step 4: Simplify right side
    3,644,001.89x = 10,423,960,102,192.84
  5. Step 5: Solve for x
    x = 10,423,960,102,192.84/3,644,001.89
  6. Step 6: Final answer
    x = 2,860,580.33

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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.