Home / 3,622,501.52-4,999,164.54-1,990,879.28

Finding the Fourth Proportional to 3,622,501.52, 4,999,164.54 and 1,990,879.28

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Solution

The fourth proportional to 3,622,501.52, 4,999,164.54 and 1,990,879.28 is: 2,747,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,501.52 : 4,999,164.54 = 1,990,879.28 : x
  2. Step 2: Convert to fraction form
    3,622,501.52/4,999,164.54 = 1,990,879.28/x
  3. Step 3: Cross multiply
    3,622,501.52x = 4,999,164.54 × 1,990,879.28
  4. Step 4: Simplify right side
    3,622,501.52x = 9,952,733,099,996.73
  5. Step 5: Solve for x
    x = 9,952,733,099,996.73/3,622,501.52
  6. Step 6: Final answer
    x = 2,747,475.20

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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.