Home / 1,747,715.80-2,621,660.10-907,907.80

Finding the Fourth Proportional to 1,747,715.80, 2,621,660.10 and 907,907.80

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Solution

The fourth proportional to 1,747,715.80, 2,621,660.10 and 907,907.80 is: 1,361,906.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,715.80 : 2,621,660.10 = 907,907.80 : x
  2. Step 2: Convert to fraction form
    1,747,715.80/2,621,660.10 = 907,907.80/x
  3. Step 3: Cross multiply
    1,747,715.80x = 2,621,660.10 × 907,907.80
  4. Step 4: Simplify right side
    1,747,715.80x = 2,380,225,653,738.78
  5. Step 5: Solve for x
    x = 2,380,225,653,738.78/1,747,715.80
  6. Step 6: Final answer
    x = 1,361,906.58

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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.