Home / 1,375,127.44-1,897,646.34-763,244.44

Finding the Fourth Proportional to 1,375,127.44, 1,897,646.34 and 763,244.44

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Solution

The fourth proportional to 1,375,127.44, 1,897,646.34 and 763,244.44 is: 1,053,260.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,127.44 : 1,897,646.34 = 763,244.44 : x
  2. Step 2: Convert to fraction form
    1,375,127.44/1,897,646.34 = 763,244.44/x
  3. Step 3: Cross multiply
    1,375,127.44x = 1,897,646.34 × 763,244.44
  4. Step 4: Simplify right side
    1,375,127.44x = 1,448,368,018,091.35
  5. Step 5: Solve for x
    x = 1,448,368,018,091.35/1,375,127.44
  6. Step 6: Final answer
    x = 1,053,260.94

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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.