Home / 1,724,423.82-2,379,747.78-960,490.14

Finding the Fourth Proportional to 1,724,423.82, 2,379,747.78 and 960,490.14

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Solution

The fourth proportional to 1,724,423.82, 2,379,747.78 and 960,490.14 is: 1,325,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,423.82 : 2,379,747.78 = 960,490.14 : x
  2. Step 2: Convert to fraction form
    1,724,423.82/2,379,747.78 = 960,490.14/x
  3. Step 3: Cross multiply
    1,724,423.82x = 2,379,747.78 × 960,490.14
  4. Step 4: Simplify right side
    1,724,423.82x = 2,285,724,278,376.89
  5. Step 5: Solve for x
    x = 2,285,724,278,376.89/1,724,423.82
  6. Step 6: Final answer
    x = 1,325,500.29

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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.