Home / 3,619,982.70-5,429,891.03-1,822,383.45

Finding the Fourth Proportional to 3,619,982.70, 5,429,891.03 and 1,822,383.45

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Solution

The fourth proportional to 3,619,982.70, 5,429,891.03 and 1,822,383.45 is: 2,733,533.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,982.70 : 5,429,891.03 = 1,822,383.45 : x
  2. Step 2: Convert to fraction form
    3,619,982.70/5,429,891.03 = 1,822,383.45/x
  3. Step 3: Cross multiply
    3,619,982.70x = 5,429,891.03 × 1,822,383.45
  4. Step 4: Simplify right side
    3,619,982.70x = 9,895,343,539,263.54
  5. Step 5: Solve for x
    x = 9,895,343,539,263.54/3,619,982.70
  6. Step 6: Final answer
    x = 2,733,533.38

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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.