Home / 1,375,029.06-1,897,525.71-763,187.10

Finding the Fourth Proportional to 1,375,029.06, 1,897,525.71 and 763,187.10

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Solution

The fourth proportional to 1,375,029.06, 1,897,525.71 and 763,187.10 is: 1,053,190.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,029.06 : 1,897,525.71 = 763,187.10 : x
  2. Step 2: Convert to fraction form
    1,375,029.06/1,897,525.71 = 763,187.10/x
  3. Step 3: Cross multiply
    1,375,029.06x = 1,897,525.71 × 763,187.10
  4. Step 4: Simplify right side
    1,375,029.06x = 1,448,167,143,790.34
  5. Step 5: Solve for x
    x = 1,448,167,143,790.34/1,375,029.06
  6. Step 6: Final answer
    x = 1,053,190.21

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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.