Home / 1,464,391.26-2,198,139.60-1,296,998.28

Finding the Fourth Proportional to 1,464,391.26, 2,198,139.60 and 1,296,998.28

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Solution

The fourth proportional to 1,464,391.26, 2,198,139.60 and 1,296,998.28 is: 1,946,872.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,391.26 : 2,198,139.60 = 1,296,998.28 : x
  2. Step 2: Convert to fraction form
    1,464,391.26/2,198,139.60 = 1,296,998.28/x
  3. Step 3: Cross multiply
    1,464,391.26x = 2,198,139.60 × 1,296,998.28
  4. Step 4: Simplify right side
    1,464,391.26x = 2,850,983,280,399.89
  5. Step 5: Solve for x
    x = 2,850,983,280,399.89/1,464,391.26
  6. Step 6: Final answer
    x = 1,946,872.64

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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.