Home / 1,074,073.68-1,481,853.24-666,028.80

Finding the Fourth Proportional to 1,074,073.68, 1,481,853.24 and 666,028.80

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Solution

The fourth proportional to 1,074,073.68, 1,481,853.24 and 666,028.80 is: 918,891.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,073.68 : 1,481,853.24 = 666,028.80 : x
  2. Step 2: Convert to fraction form
    1,074,073.68/1,481,853.24 = 666,028.80/x
  3. Step 3: Cross multiply
    1,074,073.68x = 1,481,853.24 × 666,028.80
  4. Step 4: Simplify right side
    1,074,073.68x = 986,956,935,213.31
  5. Step 5: Solve for x
    x = 986,956,935,213.31/1,074,073.68
  6. Step 6: Final answer
    x = 918,891.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.