Home / 1,465,940.30-2,198,837.55-756,040.10

Finding the Fourth Proportional to 1,465,940.30, 2,198,837.55 and 756,040.10

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Solution

The fourth proportional to 1,465,940.30, 2,198,837.55 and 756,040.10 is: 1,134,022.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,940.30 : 2,198,837.55 = 756,040.10 : x
  2. Step 2: Convert to fraction form
    1,465,940.30/2,198,837.55 = 756,040.10/x
  3. Step 3: Cross multiply
    1,465,940.30x = 2,198,837.55 × 756,040.10
  4. Step 4: Simplify right side
    1,465,940.30x = 1,662,409,361,185.76
  5. Step 5: Solve for x
    x = 1,662,409,361,185.76/1,465,940.30
  6. Step 6: Final answer
    x = 1,134,022.55

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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.