Home / 1,213,824.82-1,675,749.44-730,508.76

Finding the Fourth Proportional to 1,213,824.82, 1,675,749.44 and 730,508.76

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Solution

The fourth proportional to 1,213,824.82, 1,675,749.44 and 730,508.76 is: 1,008,506.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,824.82 : 1,675,749.44 = 730,508.76 : x
  2. Step 2: Convert to fraction form
    1,213,824.82/1,675,749.44 = 730,508.76/x
  3. Step 3: Cross multiply
    1,213,824.82x = 1,675,749.44 × 730,508.76
  4. Step 4: Simplify right side
    1,213,824.82x = 1,224,149,645,485.09
  5. Step 5: Solve for x
    x = 1,224,149,645,485.09/1,213,824.82
  6. Step 6: Final answer
    x = 1,008,506.03

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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.