Home / 1,405,058.52-2,107,681.56-494,131.68

Finding the Fourth Proportional to 1,405,058.52, 2,107,681.56 and 494,131.68

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Solution

The fourth proportional to 1,405,058.52, 2,107,681.56 and 494,131.68 is: 741,230.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,058.52 : 2,107,681.56 = 494,131.68 : x
  2. Step 2: Convert to fraction form
    1,405,058.52/2,107,681.56 = 494,131.68/x
  3. Step 3: Cross multiply
    1,405,058.52x = 2,107,681.56 × 494,131.68
  4. Step 4: Simplify right side
    1,405,058.52x = 1,041,472,230,147.82
  5. Step 5: Solve for x
    x = 1,041,472,230,147.82/1,405,058.52
  6. Step 6: Final answer
    x = 741,230.50

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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.