Home / 1,723,951.73-2,379,053.30-999,219.83

Finding the Fourth Proportional to 1,723,951.73, 2,379,053.30 and 999,219.83

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Solution

The fourth proportional to 1,723,951.73, 2,379,053.30 and 999,219.83 is: 1,378,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,951.73 : 2,379,053.30 = 999,219.83 : x
  2. Step 2: Convert to fraction form
    1,723,951.73/2,379,053.30 = 999,219.83/x
  3. Step 3: Cross multiply
    1,723,951.73x = 2,379,053.30 × 999,219.83
  4. Step 4: Simplify right side
    1,723,951.73x = 2,377,197,217,095.57
  5. Step 5: Solve for x
    x = 2,377,197,217,095.57/1,723,951.73
  6. Step 6: Final answer
    x = 1,378,923.31

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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.