Home / 1,627,056-2,245,337.92-991,152

Finding the Fourth Proportional to 1,627,056, 2,245,337.92 and 991,152

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Solution

The fourth proportional to 1,627,056, 2,245,337.92 and 991,152 is: 1,367,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,056 : 2,245,337.92 = 991,152 : x
  2. Step 2: Convert to fraction form
    1,627,056/2,245,337.92 = 991,152/x
  3. Step 3: Cross multiply
    1,627,056x = 2,245,337.92 × 991,152
  4. Step 4: Simplify right side
    1,627,056x = 2,225,471,170,083.84
  5. Step 5: Solve for x
    x = 2,225,471,170,083.84/1,627,056
  6. Step 6: Final answer
    x = 1,367,790.15

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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.