Home / 1,273,725.20-1,910,026.88-674,546.33

Finding the Fourth Proportional to 1,273,725.20, 1,910,026.88 and 674,546.33

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Solution

The fourth proportional to 1,273,725.20, 1,910,026.88 and 674,546.33 is: 1,011,522.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,725.20 : 1,910,026.88 = 674,546.33 : x
  2. Step 2: Convert to fraction form
    1,273,725.20/1,910,026.88 = 674,546.33/x
  3. Step 3: Cross multiply
    1,273,725.20x = 1,910,026.88 × 674,546.33
  4. Step 4: Simplify right side
    1,273,725.20x = 1,288,401,626,037.23
  5. Step 5: Solve for x
    x = 1,288,401,626,037.23/1,273,725.20
  6. Step 6: Final answer
    x = 1,011,522.44

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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.