Home / 1,330,323.81-1,835,846.97-726,711.81

Finding the Fourth Proportional to 1,330,323.81, 1,835,846.97 and 726,711.81

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Solution

The fourth proportional to 1,330,323.81, 1,835,846.97 and 726,711.81 is: 1,002,862.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,323.81 : 1,835,846.97 = 726,711.81 : x
  2. Step 2: Convert to fraction form
    1,330,323.81/1,835,846.97 = 726,711.81/x
  3. Step 3: Cross multiply
    1,330,323.81x = 1,835,846.97 × 726,711.81
  4. Step 4: Simplify right side
    1,330,323.81x = 1,334,131,674,451.72
  5. Step 5: Solve for x
    x = 1,334,131,674,451.72/1,330,323.81
  6. Step 6: Final answer
    x = 1,002,862.36

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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.