Home / 1,705,945.56-2,558,921.58-443,771.16

Finding the Fourth Proportional to 1,705,945.56, 2,558,921.58 and 443,771.16

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Solution

The fourth proportional to 1,705,945.56, 2,558,921.58 and 443,771.16 is: 665,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,945.56 : 2,558,921.58 = 443,771.16 : x
  2. Step 2: Convert to fraction form
    1,705,945.56/2,558,921.58 = 443,771.16/x
  3. Step 3: Cross multiply
    1,705,945.56x = 2,558,921.58 × 443,771.16
  4. Step 4: Simplify right side
    1,705,945.56x = 1,135,575,597,905.63
  5. Step 5: Solve for x
    x = 1,135,575,597,905.63/1,705,945.56
  6. Step 6: Final answer
    x = 665,657.58

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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.