Home / 2,198,904.30-3,295,732.05-919,509.30

Finding the Fourth Proportional to 2,198,904.30, 3,295,732.05 and 919,509.30

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Solution

The fourth proportional to 2,198,904.30, 3,295,732.05 and 919,509.30 is: 1,378,166.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,904.30 : 3,295,732.05 = 919,509.30 : x
  2. Step 2: Convert to fraction form
    2,198,904.30/3,295,732.05 = 919,509.30/x
  3. Step 3: Cross multiply
    2,198,904.30x = 3,295,732.05 × 919,509.30
  4. Step 4: Simplify right side
    2,198,904.30x = 3,030,456,270,283.07
  5. Step 5: Solve for x
    x = 3,030,456,270,283.07/2,198,904.30
  6. Step 6: Final answer
    x = 1,378,166.51

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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.