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Finding the Fourth Proportional to 3,705,843.04, 5,559,213.04 and 1,309,197.22

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Solution

The fourth proportional to 3,705,843.04, 5,559,213.04 and 1,309,197.22 is: 1,963,954.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705,843.04 : 5,559,213.04 = 1,309,197.22 : x
  2. Step 2: Convert to fraction form
    3,705,843.04/5,559,213.04 = 1,309,197.22/x
  3. Step 3: Cross multiply
    3,705,843.04x = 5,559,213.04 × 1,309,197.22
  4. Step 4: Simplify right side
    3,705,843.04x = 7,278,106,257,355.75
  5. Step 5: Solve for x
    x = 7,278,106,257,355.75/3,705,843.04
  6. Step 6: Final answer
    x = 1,963,954.27

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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.