Home / 1,040,448.40-1,560,672.60-804,252.40

Finding the Fourth Proportional to 1,040,448.40, 1,560,672.60 and 804,252.40

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Solution

The fourth proportional to 1,040,448.40, 1,560,672.60 and 804,252.40 is: 1,206,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,448.40 : 1,560,672.60 = 804,252.40 : x
  2. Step 2: Convert to fraction form
    1,040,448.40/1,560,672.60 = 804,252.40/x
  3. Step 3: Cross multiply
    1,040,448.40x = 1,560,672.60 × 804,252.40
  4. Step 4: Simplify right side
    1,040,448.40x = 1,255,174,684,164.24
  5. Step 5: Solve for x
    x = 1,255,174,684,164.24/1,040,448.40
  6. Step 6: Final answer
    x = 1,206,378.60

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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.