Home / 1,645,115.40-2,467,932.30-523,297.80

Finding the Fourth Proportional to 1,645,115.40, 2,467,932.30 and 523,297.80

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Solution

The fourth proportional to 1,645,115.40, 2,467,932.30 and 523,297.80 is: 785,029.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,115.40 : 2,467,932.30 = 523,297.80 : x
  2. Step 2: Convert to fraction form
    1,645,115.40/2,467,932.30 = 523,297.80/x
  3. Step 3: Cross multiply
    1,645,115.40x = 2,467,932.30 × 523,297.80
  4. Step 4: Simplify right side
    1,645,115.40x = 1,291,463,543,138.94
  5. Step 5: Solve for x
    x = 1,291,463,543,138.94/1,645,115.40
  6. Step 6: Final answer
    x = 785,029.15

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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.