Home / 1,028,908.36-1,419,814.74-576,137.80

Finding the Fourth Proportional to 1,028,908.36, 1,419,814.74 and 576,137.80

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Solution

The fourth proportional to 1,028,908.36, 1,419,814.74 and 576,137.80 is: 795,026.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,908.36 : 1,419,814.74 = 576,137.80 : x
  2. Step 2: Convert to fraction form
    1,028,908.36/1,419,814.74 = 576,137.80/x
  3. Step 3: Cross multiply
    1,028,908.36x = 1,419,814.74 × 576,137.80
  4. Step 4: Simplify right side
    1,028,908.36x = 818,008,940,711.17
  5. Step 5: Solve for x
    x = 818,008,940,711.17/1,028,908.36
  6. Step 6: Final answer
    x = 795,026.04

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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.