Home / 3,676,272.45-5,071,864.37-2,280,188.31

Finding the Fourth Proportional to 3,676,272.45, 5,071,864.37 and 2,280,188.31

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Solution

The fourth proportional to 3,676,272.45, 5,071,864.37 and 2,280,188.31 is: 3,145,796.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,272.45 : 5,071,864.37 = 2,280,188.31 : x
  2. Step 2: Convert to fraction form
    3,676,272.45/5,071,864.37 = 2,280,188.31/x
  3. Step 3: Cross multiply
    3,676,272.45x = 5,071,864.37 × 2,280,188.31
  4. Step 4: Simplify right side
    3,676,272.45x = 11,564,805,834,978.57
  5. Step 5: Solve for x
    x = 11,564,805,834,978.57/3,676,272.45
  6. Step 6: Final answer
    x = 3,145,796.73

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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.