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Finding the Fourth Proportional to 3,477,896.55, 4,799,404.59 and 2,007,755.46

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Solution

The fourth proportional to 3,477,896.55, 4,799,404.59 and 2,007,755.46 is: 2,770,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,896.55 : 4,799,404.59 = 2,007,755.46 : x
  2. Step 2: Convert to fraction form
    3,477,896.55/4,799,404.59 = 2,007,755.46/x
  3. Step 3: Cross multiply
    3,477,896.55x = 4,799,404.59 × 2,007,755.46
  4. Step 4: Simplify right side
    3,477,896.55x = 9,636,030,770,321.56
  5. Step 5: Solve for x
    x = 9,636,030,770,321.56/3,477,896.55
  6. Step 6: Final answer
    x = 2,770,649.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.