Home / 1,295,485.40-1,940,603.70-733,863.80

Finding the Fourth Proportional to 1,295,485.40, 1,940,603.70 and 733,863.80

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Solution

The fourth proportional to 1,295,485.40, 1,940,603.70 and 733,863.80 is: 1,099,309.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,485.40 : 1,940,603.70 = 733,863.80 : x
  2. Step 2: Convert to fraction form
    1,295,485.40/1,940,603.70 = 733,863.80/x
  3. Step 3: Cross multiply
    1,295,485.40x = 1,940,603.70 × 733,863.80
  4. Step 4: Simplify right side
    1,295,485.40x = 1,424,138,805,576.06
  5. Step 5: Solve for x
    x = 1,424,138,805,576.06/1,295,485.40
  6. Step 6: Final answer
    x = 1,099,309.04

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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.