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Finding the Fourth Proportional to 5,295,505.84, 7,946,615.24 and 2,262,892.72

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Solution

The fourth proportional to 5,295,505.84, 7,946,615.24 and 2,262,892.72 is: 3,395,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,295,505.84 : 7,946,615.24 = 2,262,892.72 : x
  2. Step 2: Convert to fraction form
    5,295,505.84/7,946,615.24 = 2,262,892.72/x
  3. Step 3: Cross multiply
    5,295,505.84x = 7,946,615.24 × 2,262,892.72
  4. Step 4: Simplify right side
    5,295,505.84x = 17,982,337,775,237.05
  5. Step 5: Solve for x
    x = 17,982,337,775,237.05/5,295,505.84
  6. Step 6: Final answer
    x = 3,395,773.38

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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.