Home / 1,375,195.95-1,897,675.38-763,300.62

Finding the Fourth Proportional to 1,375,195.95, 1,897,675.38 and 763,300.62

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Solution

The fourth proportional to 1,375,195.95, 1,897,675.38 and 763,300.62 is: 1,053,302.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,195.95 : 1,897,675.38 = 763,300.62 : x
  2. Step 2: Convert to fraction form
    1,375,195.95/1,897,675.38 = 763,300.62/x
  3. Step 3: Cross multiply
    1,375,195.95x = 1,897,675.38 × 763,300.62
  4. Step 4: Simplify right side
    1,375,195.95x = 1,448,496,794,112.74
  5. Step 5: Solve for x
    x = 1,448,496,794,112.74/1,375,195.95
  6. Step 6: Final answer
    x = 1,053,302.11

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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.