Home / 1,519,170.66-2,096,370.72-830,705.90

Finding the Fourth Proportional to 1,519,170.66, 2,096,370.72 and 830,705.90

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Solution

The fourth proportional to 1,519,170.66, 2,096,370.72 and 830,705.90 is: 1,146,327.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,170.66 : 2,096,370.72 = 830,705.90 : x
  2. Step 2: Convert to fraction form
    1,519,170.66/2,096,370.72 = 830,705.90/x
  3. Step 3: Cross multiply
    1,519,170.66x = 2,096,370.72 × 830,705.90
  4. Step 4: Simplify right side
    1,519,170.66x = 1,741,467,515,209.39
  5. Step 5: Solve for x
    x = 1,741,467,515,209.39/1,519,170.66
  6. Step 6: Final answer
    x = 1,146,327.77

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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.