Home / 3,921,858.38-5,883,126.45-1,081,970.54

Finding the Fourth Proportional to 3,921,858.38, 5,883,126.45 and 1,081,970.54

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Solution

The fourth proportional to 3,921,858.38, 5,883,126.45 and 1,081,970.54 is: 1,623,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,858.38 : 5,883,126.45 = 1,081,970.54 : x
  2. Step 2: Convert to fraction form
    3,921,858.38/5,883,126.45 = 1,081,970.54/x
  3. Step 3: Cross multiply
    3,921,858.38x = 5,883,126.45 × 1,081,970.54
  4. Step 4: Simplify right side
    3,921,858.38x = 6,365,369,490,583.49
  5. Step 5: Solve for x
    x = 6,365,369,490,583.49/3,921,858.38
  6. Step 6: Final answer
    x = 1,623,049.30

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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.