Home / 1,515,867.80-2,274,117.60-505,303.70

Finding the Fourth Proportional to 1,515,867.80, 2,274,117.60 and 505,303.70

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Solution

The fourth proportional to 1,515,867.80, 2,274,117.60 and 505,303.70 is: 758,060.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,867.80 : 2,274,117.60 = 505,303.70 : x
  2. Step 2: Convert to fraction form
    1,515,867.80/2,274,117.60 = 505,303.70/x
  3. Step 3: Cross multiply
    1,515,867.80x = 2,274,117.60 × 505,303.70
  4. Step 4: Simplify right side
    1,515,867.80x = 1,149,120,037,515.12
  5. Step 5: Solve for x
    x = 1,149,120,037,515.12/1,515,867.80
  6. Step 6: Final answer
    x = 758,060.85

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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.