Home / 1,625,745.84-2,438,696.52-785,004.72

Finding the Fourth Proportional to 1,625,745.84, 2,438,696.52 and 785,004.72

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Solution

The fourth proportional to 1,625,745.84, 2,438,696.52 and 785,004.72 is: 1,177,544.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,745.84 : 2,438,696.52 = 785,004.72 : x
  2. Step 2: Convert to fraction form
    1,625,745.84/2,438,696.52 = 785,004.72/x
  3. Step 3: Cross multiply
    1,625,745.84x = 2,438,696.52 × 785,004.72
  4. Step 4: Simplify right side
    1,625,745.84x = 1,914,388,278,847.57
  5. Step 5: Solve for x
    x = 1,914,388,278,847.57/1,625,745.84
  6. Step 6: Final answer
    x = 1,177,544.63

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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.