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Finding the Fourth Proportional to 1,336,945.56, 1,845,072.54 and 733,333.56

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Solution

The fourth proportional to 1,336,945.56, 1,845,072.54 and 733,333.56 is: 1,012,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,945.56 : 1,845,072.54 = 733,333.56 : x
  2. Step 2: Convert to fraction form
    1,336,945.56/1,845,072.54 = 733,333.56/x
  3. Step 3: Cross multiply
    1,336,945.56x = 1,845,072.54 × 733,333.56
  4. Step 4: Simplify right side
    1,336,945.56x = 1,353,053,614,216.44
  5. Step 5: Solve for x
    x = 1,353,053,614,216.44/1,336,945.56
  6. Step 6: Final answer
    x = 1,012,048.40

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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.