Home / 3,180,733.73-4,390,937.11-1,958,087.28

Finding the Fourth Proportional to 3,180,733.73, 4,390,937.11 and 1,958,087.28

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Solution

The fourth proportional to 3,180,733.73, 4,390,937.11 and 1,958,087.28 is: 2,703,098.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,733.73 : 4,390,937.11 = 1,958,087.28 : x
  2. Step 2: Convert to fraction form
    3,180,733.73/4,390,937.11 = 1,958,087.28/x
  3. Step 3: Cross multiply
    3,180,733.73x = 4,390,937.11 × 1,958,087.28
  4. Step 4: Simplify right side
    3,180,733.73x = 8,597,838,102,370.96
  5. Step 5: Solve for x
    x = 8,597,838,102,370.96/3,180,733.73
  6. Step 6: Final answer
    x = 2,703,098.98

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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.