Home / 1,225,885.16-1,691,716.32-682,073

Finding the Fourth Proportional to 1,225,885.16, 1,691,716.32 and 682,073

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Solution

The fourth proportional to 1,225,885.16, 1,691,716.32 and 682,073 is: 941,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,885.16 : 1,691,716.32 = 682,073 : x
  2. Step 2: Convert to fraction form
    1,225,885.16/1,691,716.32 = 682,073/x
  3. Step 3: Cross multiply
    1,225,885.16x = 1,691,716.32 × 682,073
  4. Step 4: Simplify right side
    1,225,885.16x = 1,153,874,025,531.36
  5. Step 5: Solve for x
    x = 1,153,874,025,531.36/1,225,885.16
  6. Step 6: Final answer
    x = 941,257.85

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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.