Home / 3,654,544.77-5,043,283.29-1,978,127.46

Finding the Fourth Proportional to 3,654,544.77, 5,043,283.29 and 1,978,127.46

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Solution

The fourth proportional to 3,654,544.77, 5,043,283.29 and 1,978,127.46 is: 2,729,822.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654,544.77 : 5,043,283.29 = 1,978,127.46 : x
  2. Step 2: Convert to fraction form
    3,654,544.77/5,043,283.29 = 1,978,127.46/x
  3. Step 3: Cross multiply
    3,654,544.77x = 5,043,283.29 × 1,978,127.46
  4. Step 4: Simplify right side
    3,654,544.77x = 9,976,257,164,508.14
  5. Step 5: Solve for x
    x = 9,976,257,164,508.14/3,654,544.77
  6. Step 6: Final answer
    x = 2,729,822.12

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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.