Home / 1,110,705.36-1,665,846.48-541,515.12

Finding the Fourth Proportional to 1,110,705.36, 1,665,846.48 and 541,515.12

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Solution

The fourth proportional to 1,110,705.36, 1,665,846.48 and 541,515.12 is: 812,169.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,705.36 : 1,665,846.48 = 541,515.12 : x
  2. Step 2: Convert to fraction form
    1,110,705.36/1,665,846.48 = 541,515.12/x
  3. Step 3: Cross multiply
    1,110,705.36x = 1,665,846.48 × 541,515.12
  4. Step 4: Simplify right side
    1,110,705.36x = 902,081,056,518.78
  5. Step 5: Solve for x
    x = 902,081,056,518.78/1,110,705.36
  6. Step 6: Final answer
    x = 812,169.54

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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.