Home / 3,781,770.69-5,672,705.44-1,257,425.94

Finding the Fourth Proportional to 3,781,770.69, 5,672,705.44 and 1,257,425.94

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Solution

The fourth proportional to 3,781,770.69, 5,672,705.44 and 1,257,425.94 is: 1,886,155.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,770.69 : 5,672,705.44 = 1,257,425.94 : x
  2. Step 2: Convert to fraction form
    3,781,770.69/5,672,705.44 = 1,257,425.94/x
  3. Step 3: Cross multiply
    3,781,770.69x = 5,672,705.44 × 1,257,425.94
  4. Step 4: Simplify right side
    3,781,770.69x = 7,133,006,970,235.11
  5. Step 5: Solve for x
    x = 7,133,006,970,235.11/3,781,770.69
  6. Step 6: Final answer
    x = 1,886,155.34

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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.