Home / 1,329,619.26-1,834,660.89-756,669

Finding the Fourth Proportional to 1,329,619.26, 1,834,660.89 and 756,669

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Solution

The fourth proportional to 1,329,619.26, 1,834,660.89 and 756,669 is: 1,044,081.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,619.26 : 1,834,660.89 = 756,669 : x
  2. Step 2: Convert to fraction form
    1,329,619.26/1,834,660.89 = 756,669/x
  3. Step 3: Cross multiply
    1,329,619.26x = 1,834,660.89 × 756,669
  4. Step 4: Simplify right side
    1,329,619.26x = 1,388,231,020,975.41
  5. Step 5: Solve for x
    x = 1,388,231,020,975.41/1,329,619.26
  6. Step 6: Final answer
    x = 1,044,081.61

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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.