Home / 1,057,945.20-1,587,151.08-347,944.56

Finding the Fourth Proportional to 1,057,945.20, 1,587,151.08 and 347,944.56

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Solution

The fourth proportional to 1,057,945.20, 1,587,151.08 and 347,944.56 is: 521,993.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,945.20 : 1,587,151.08 = 347,944.56 : x
  2. Step 2: Convert to fraction form
    1,057,945.20/1,587,151.08 = 347,944.56/x
  3. Step 3: Cross multiply
    1,057,945.20x = 1,587,151.08 × 347,944.56
  4. Step 4: Simplify right side
    1,057,945.20x = 552,240,584,184.13
  5. Step 5: Solve for x
    x = 552,240,584,184.13/1,057,945.20
  6. Step 6: Final answer
    x = 521,993.56

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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.