Home / 1,503,561.80-2,074,786.99-850,155.80

Finding the Fourth Proportional to 1,503,561.80, 2,074,786.99 and 850,155.80

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Solution

The fourth proportional to 1,503,561.80, 2,074,786.99 and 850,155.80 is: 1,173,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,561.80 : 2,074,786.99 = 850,155.80 : x
  2. Step 2: Convert to fraction form
    1,503,561.80/2,074,786.99 = 850,155.80/x
  3. Step 3: Cross multiply
    1,503,561.80x = 2,074,786.99 × 850,155.80
  4. Step 4: Simplify right side
    1,503,561.80x = 1,763,892,180,813.72
  5. Step 5: Solve for x
    x = 1,763,892,180,813.72/1,503,561.80
  6. Step 6: Final answer
    x = 1,173,142.45

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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.