Home / 3,726,770.49-5,142,893.88-2,072,906.40

Finding the Fourth Proportional to 3,726,770.49, 5,142,893.88 and 2,072,906.40

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Solution

The fourth proportional to 3,726,770.49, 5,142,893.88 and 2,072,906.40 is: 2,860,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726,770.49 : 5,142,893.88 = 2,072,906.40 : x
  2. Step 2: Convert to fraction form
    3,726,770.49/5,142,893.88 = 2,072,906.40/x
  3. Step 3: Cross multiply
    3,726,770.49x = 5,142,893.88 × 2,072,906.40
  4. Step 4: Simplify right side
    3,726,770.49x = 10,660,737,638,372.83
  5. Step 5: Solve for x
    x = 10,660,737,638,372.83/3,726,770.49
  6. Step 6: Final answer
    x = 2,860,583.36

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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.