Home / 3,231,858.90-4,459,996.32-1,781,606.22

Finding the Fourth Proportional to 3,231,858.90, 4,459,996.32 and 1,781,606.22

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Solution

The fourth proportional to 3,231,858.90, 4,459,996.32 and 1,781,606.22 is: 2,458,633.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,858.90 : 4,459,996.32 = 1,781,606.22 : x
  2. Step 2: Convert to fraction form
    3,231,858.90/4,459,996.32 = 1,781,606.22/x
  3. Step 3: Cross multiply
    3,231,858.90x = 4,459,996.32 × 1,781,606.22
  4. Step 4: Simplify right side
    3,231,858.90x = 7,945,957,184,889.11
  5. Step 5: Solve for x
    x = 7,945,957,184,889.11/3,231,858.90
  6. Step 6: Final answer
    x = 2,458,633.69

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1.5x scale

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.