Home / 1,294,462.79-1,786,370.50-713,706.76

Finding the Fourth Proportional to 1,294,462.79, 1,786,370.50 and 713,706.76

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Solution

The fourth proportional to 1,294,462.79, 1,786,370.50 and 713,706.76 is: 984,921.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,462.79 : 1,786,370.50 = 713,706.76 : x
  2. Step 2: Convert to fraction form
    1,294,462.79/1,786,370.50 = 713,706.76/x
  3. Step 3: Cross multiply
    1,294,462.79x = 1,786,370.50 × 713,706.76
  4. Step 4: Simplify right side
    1,294,462.79x = 1,274,944,704,839.68
  5. Step 5: Solve for x
    x = 1,274,944,704,839.68/1,294,462.79
  6. Step 6: Final answer
    x = 984,921.87

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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.