Home / 2,419,979.40-3,629,969.10-736,864.20

Finding the Fourth Proportional to 2,419,979.40, 3,629,969.10 and 736,864.20

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Solution

The fourth proportional to 2,419,979.40, 3,629,969.10 and 736,864.20 is: 1,105,296.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,979.40 : 3,629,969.10 = 736,864.20 : x
  2. Step 2: Convert to fraction form
    2,419,979.40/3,629,969.10 = 736,864.20/x
  3. Step 3: Cross multiply
    2,419,979.40x = 3,629,969.10 × 736,864.20
  4. Step 4: Simplify right side
    2,419,979.40x = 2,674,794,276,896.22
  5. Step 5: Solve for x
    x = 2,674,794,276,896.22/2,419,979.40
  6. Step 6: Final answer
    x = 1,105,296.30

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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.