Home / 1,403,441.82-2,105,422.44-444,138.88

Finding the Fourth Proportional to 1,403,441.82, 2,105,422.44 and 444,138.88

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Solution

The fourth proportional to 1,403,441.82, 2,105,422.44 and 444,138.88 is: 666,290.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,441.82 : 2,105,422.44 = 444,138.88 : x
  2. Step 2: Convert to fraction form
    1,403,441.82/2,105,422.44 = 444,138.88/x
  3. Step 3: Cross multiply
    1,403,441.82x = 2,105,422.44 × 444,138.88
  4. Step 4: Simplify right side
    1,403,441.82x = 935,099,964,428.47
  5. Step 5: Solve for x
    x = 935,099,964,428.47/1,403,441.82
  6. Step 6: Final answer
    x = 666,290.51

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1.5x scale

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.