Home / 1,384,972.75-2,073,633.24-709,599.81

Finding the Fourth Proportional to 1,384,972.75, 2,073,633.24 and 709,599.81

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Solution

The fourth proportional to 1,384,972.75, 2,073,633.24 and 709,599.81 is: 1,062,439.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,972.75 : 2,073,633.24 = 709,599.81 : x
  2. Step 2: Convert to fraction form
    1,384,972.75/2,073,633.24 = 709,599.81/x
  3. Step 3: Cross multiply
    1,384,972.75x = 2,073,633.24 × 709,599.81
  4. Step 4: Simplify right side
    1,384,972.75x = 1,471,449,749,565.69
  5. Step 5: Solve for x
    x = 1,471,449,749,565.69/1,384,972.75
  6. Step 6: Final answer
    x = 1,062,439.50

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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.