Home / 1,029,788.04-1,544,662.62-319,800.36

Finding the Fourth Proportional to 1,029,788.04, 1,544,662.62 and 319,800.36

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Solution

The fourth proportional to 1,029,788.04, 1,544,662.62 and 319,800.36 is: 479,694.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,788.04 : 1,544,662.62 = 319,800.36 : x
  2. Step 2: Convert to fraction form
    1,029,788.04/1,544,662.62 = 319,800.36/x
  3. Step 3: Cross multiply
    1,029,788.04x = 1,544,662.62 × 319,800.36
  4. Step 4: Simplify right side
    1,029,788.04x = 493,983,661,954.54
  5. Step 5: Solve for x
    x = 493,983,661,954.54/1,029,788.04
  6. Step 6: Final answer
    x = 479,694.50

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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.