Home / 1,003,612.39-1,385,005.67-568,029.73

Finding the Fourth Proportional to 1,003,612.39, 1,385,005.67 and 568,029.73

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Solution

The fourth proportional to 1,003,612.39, 1,385,005.67 and 568,029.73 is: 783,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,612.39 : 1,385,005.67 = 568,029.73 : x
  2. Step 2: Convert to fraction form
    1,003,612.39/1,385,005.67 = 568,029.73/x
  3. Step 3: Cross multiply
    1,003,612.39x = 1,385,005.67 × 568,029.73
  4. Step 4: Simplify right side
    1,003,612.39x = 786,724,394,736.13
  5. Step 5: Solve for x
    x = 786,724,394,736.13/1,003,612.39
  6. Step 6: Final answer
    x = 783,892.67

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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.