Home / 1,724,406.87-2,379,682.16-999,674.76

Finding the Fourth Proportional to 1,724,406.87, 2,379,682.16 and 999,674.76

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Solution

The fourth proportional to 1,724,406.87, 2,379,682.16 and 999,674.76 is: 1,379,551.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,406.87 : 2,379,682.16 = 999,674.76 : x
  2. Step 2: Convert to fraction form
    1,724,406.87/2,379,682.16 = 999,674.76/x
  3. Step 3: Cross multiply
    1,724,406.87x = 2,379,682.16 × 999,674.76
  4. Step 4: Simplify right side
    1,724,406.87x = 2,378,908,192,174.28
  5. Step 5: Solve for x
    x = 2,378,908,192,174.28/1,724,406.87
  6. Step 6: Final answer
    x = 1,379,551.56

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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.