Home / 1,213,168.26-1,819,686.78-371,722.44

Finding the Fourth Proportional to 1,213,168.26, 1,819,686.78 and 371,722.44

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Solution

The fourth proportional to 1,213,168.26, 1,819,686.78 and 371,722.44 is: 557,563.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,168.26 : 1,819,686.78 = 371,722.44 : x
  2. Step 2: Convert to fraction form
    1,213,168.26/1,819,686.78 = 371,722.44/x
  3. Step 3: Cross multiply
    1,213,168.26x = 1,819,686.78 × 371,722.44
  4. Step 4: Simplify right side
    1,213,168.26x = 676,418,409,897.34
  5. Step 5: Solve for x
    x = 676,418,409,897.34/1,213,168.26
  6. Step 6: Final answer
    x = 557,563.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.