Home / 3,274,145.70-4,910,021.19-1,251,389.40

Finding the Fourth Proportional to 3,274,145.70, 4,910,021.19 and 1,251,389.40

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Solution

The fourth proportional to 3,274,145.70, 4,910,021.19 and 1,251,389.40 is: 1,876,626.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274,145.70 : 4,910,021.19 = 1,251,389.40 : x
  2. Step 2: Convert to fraction form
    3,274,145.70/4,910,021.19 = 1,251,389.40/x
  3. Step 3: Cross multiply
    3,274,145.70x = 4,910,021.19 × 1,251,389.40
  4. Step 4: Simplify right side
    3,274,145.70x = 6,144,348,470,941.39
  5. Step 5: Solve for x
    x = 6,144,348,470,941.39/3,274,145.70
  6. Step 6: Final answer
    x = 1,876,626.47

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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.