Home / 1,375,063.39-1,897,558.92-763,180.27

Finding the Fourth Proportional to 1,375,063.39, 1,897,558.92 and 763,180.27

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Solution

The fourth proportional to 1,375,063.39, 1,897,558.92 and 763,180.27 is: 1,053,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,063.39 : 1,897,558.92 = 763,180.27 : x
  2. Step 2: Convert to fraction form
    1,375,063.39/1,897,558.92 = 763,180.27/x
  3. Step 3: Cross multiply
    1,375,063.39x = 1,897,558.92 × 763,180.27
  4. Step 4: Simplify right side
    1,375,063.39x = 1,448,179,528,906.51
  5. Step 5: Solve for x
    x = 1,448,179,528,906.51/1,375,063.39
  6. Step 6: Final answer
    x = 1,053,172.92

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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.