Home / 2,236,755.46-3,086,763.66-1,243,416.72

Finding the Fourth Proportional to 2,236,755.46, 3,086,763.66 and 1,243,416.72

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Solution

The fourth proportional to 2,236,755.46, 3,086,763.66 and 1,243,416.72 is: 1,715,937.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236,755.46 : 3,086,763.66 = 1,243,416.72 : x
  2. Step 2: Convert to fraction form
    2,236,755.46/3,086,763.66 = 1,243,416.72/x
  3. Step 3: Cross multiply
    2,236,755.46x = 3,086,763.66 × 1,243,416.72
  4. Step 4: Simplify right side
    2,236,755.46x = 3,838,133,545,532.40
  5. Step 5: Solve for x
    x = 3,838,133,545,532.40/2,236,755.46
  6. Step 6: Final answer
    x = 1,715,937.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.