Home / 1,375,069.26-1,897,441.67-763,247.82

Finding the Fourth Proportional to 1,375,069.26, 1,897,441.67 and 763,247.82

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Solution

The fourth proportional to 1,375,069.26, 1,897,441.67 and 763,247.82 is: 1,053,196.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,069.26 : 1,897,441.67 = 763,247.82 : x
  2. Step 2: Convert to fraction form
    1,375,069.26/1,897,441.67 = 763,247.82/x
  3. Step 3: Cross multiply
    1,375,069.26x = 1,897,441.67 × 763,247.82
  4. Step 4: Simplify right side
    1,375,069.26x = 1,448,218,214,388.42
  5. Step 5: Solve for x
    x = 1,448,218,214,388.42/1,375,069.26
  6. Step 6: Final answer
    x = 1,053,196.56

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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.