Home / 1,305,424.01-1,958,149.53-394,614.06

Finding the Fourth Proportional to 1,305,424.01, 1,958,149.53 and 394,614.06

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Solution

The fourth proportional to 1,305,424.01, 1,958,149.53 and 394,614.06 is: 591,925.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,424.01 : 1,958,149.53 = 394,614.06 : x
  2. Step 2: Convert to fraction form
    1,305,424.01/1,958,149.53 = 394,614.06/x
  3. Step 3: Cross multiply
    1,305,424.01x = 1,958,149.53 × 394,614.06
  4. Step 4: Simplify right side
    1,305,424.01x = 772,713,336,120.39
  5. Step 5: Solve for x
    x = 772,713,336,120.39/1,305,424.01
  6. Step 6: Final answer
    x = 591,925.18

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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.