Home / 2,702,640.35-3,729,644.04-1,478,946.14

Finding the Fourth Proportional to 2,702,640.35, 3,729,644.04 and 1,478,946.14

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Solution

The fourth proportional to 2,702,640.35, 3,729,644.04 and 1,478,946.14 is: 2,040,945.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,640.35 : 3,729,644.04 = 1,478,946.14 : x
  2. Step 2: Convert to fraction form
    2,702,640.35/3,729,644.04 = 1,478,946.14/x
  3. Step 3: Cross multiply
    2,702,640.35x = 3,729,644.04 × 1,478,946.14
  4. Step 4: Simplify right side
    2,702,640.35x = 5,515,942,657,416.00
  5. Step 5: Solve for x
    x = 5,515,942,657,416.00/2,702,640.35
  6. Step 6: Final answer
    x = 2,040,945.87

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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.