Home / 1,628,150.40-2,246,985.45-903,231.59

Finding the Fourth Proportional to 1,628,150.40, 2,246,985.45 and 903,231.59

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Solution

The fourth proportional to 1,628,150.40, 2,246,985.45 and 903,231.59 is: 1,246,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,150.40 : 2,246,985.45 = 903,231.59 : x
  2. Step 2: Convert to fraction form
    1,628,150.40/2,246,985.45 = 903,231.59/x
  3. Step 3: Cross multiply
    1,628,150.40x = 2,246,985.45 × 903,231.59
  4. Step 4: Simplify right side
    1,628,150.40x = 2,029,548,229,475.44
  5. Step 5: Solve for x
    x = 2,029,548,229,475.44/1,628,150.40
  6. Step 6: Final answer
    x = 1,246,536.09

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Why These Related Problems?

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