Home / 3,619,722.70-5,429,584.05-1,489,098.70

Finding the Fourth Proportional to 3,619,722.70, 5,429,584.05 and 1,489,098.70

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Solution

The fourth proportional to 3,619,722.70, 5,429,584.05 and 1,489,098.70 is: 2,233,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,722.70 : 5,429,584.05 = 1,489,098.70 : x
  2. Step 2: Convert to fraction form
    3,619,722.70/5,429,584.05 = 1,489,098.70/x
  3. Step 3: Cross multiply
    3,619,722.70x = 5,429,584.05 × 1,489,098.70
  4. Step 4: Simplify right side
    3,619,722.70x = 8,085,186,550,395.74
  5. Step 5: Solve for x
    x = 8,085,186,550,395.74/3,619,722.70
  6. Step 6: Final answer
    x = 2,233,648.05

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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.