Home / 1,794,087.17-2,691,130.75-1,231,415.81

Finding the Fourth Proportional to 1,794,087.17, 2,691,130.75 and 1,231,415.81

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Solution

The fourth proportional to 1,794,087.17, 2,691,130.75 and 1,231,415.81 is: 1,847,123.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,087.17 : 2,691,130.75 = 1,231,415.81 : x
  2. Step 2: Convert to fraction form
    1,794,087.17/2,691,130.75 = 1,231,415.81/x
  3. Step 3: Cross multiply
    1,794,087.17x = 2,691,130.75 × 1,231,415.81
  4. Step 4: Simplify right side
    1,794,087.17x = 3,313,900,935,792.96
  5. Step 5: Solve for x
    x = 3,313,900,935,792.96/1,794,087.17
  6. Step 6: Final answer
    x = 1,847,123.71

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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.