Home / 1,003,693.80-1,504,374.30-404,358.60

Finding the Fourth Proportional to 1,003,693.80, 1,504,374.30 and 404,358.60

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Solution

The fourth proportional to 1,003,693.80, 1,504,374.30 and 404,358.60 is: 606,067.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,693.80 : 1,504,374.30 = 404,358.60 : x
  2. Step 2: Convert to fraction form
    1,003,693.80/1,504,374.30 = 404,358.60/x
  3. Step 3: Cross multiply
    1,003,693.80x = 1,504,374.30 × 404,358.60
  4. Step 4: Simplify right side
    1,003,693.80x = 608,306,685,823.98
  5. Step 5: Solve for x
    x = 608,306,685,823.98/1,003,693.80
  6. Step 6: Final answer
    x = 606,067.99

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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.