Home / 1,103,140.08-1,521,008.82-796,726.80

Finding the Fourth Proportional to 1,103,140.08, 1,521,008.82 and 796,726.80

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Solution

The fourth proportional to 1,103,140.08, 1,521,008.82 and 796,726.80 is: 1,098,526.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,140.08 : 1,521,008.82 = 796,726.80 : x
  2. Step 2: Convert to fraction form
    1,103,140.08/1,521,008.82 = 796,726.80/x
  3. Step 3: Cross multiply
    1,103,140.08x = 1,521,008.82 × 796,726.80
  4. Step 4: Simplify right side
    1,103,140.08x = 1,211,828,489,930.38
  5. Step 5: Solve for x
    x = 1,211,828,489,930.38/1,103,140.08
  6. Step 6: Final answer
    x = 1,098,526.39

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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.