Home / 1,213,180.24-1,819,704.80-371,734.48

Finding the Fourth Proportional to 1,213,180.24, 1,819,704.80 and 371,734.48

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Solution

The fourth proportional to 1,213,180.24, 1,819,704.80 and 371,734.48 is: 557,581.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,180.24 : 1,819,704.80 = 371,734.48 : x
  2. Step 2: Convert to fraction form
    1,213,180.24/1,819,704.80 = 371,734.48/x
  3. Step 3: Cross multiply
    1,213,180.24x = 1,819,704.80 × 371,734.48
  4. Step 4: Simplify right side
    1,213,180.24x = 676,447,017,581.50
  5. Step 5: Solve for x
    x = 676,447,017,581.50/1,213,180.24
  6. Step 6: Final answer
    x = 557,581.63

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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.