Home / 1,343,604.72-1,853,852.49-762,698.64

Finding the Fourth Proportional to 1,343,604.72, 1,853,852.49 and 762,698.64

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Solution

The fourth proportional to 1,343,604.72, 1,853,852.49 and 762,698.64 is: 1,052,341.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,604.72 : 1,853,852.49 = 762,698.64 : x
  2. Step 2: Convert to fraction form
    1,343,604.72/1,853,852.49 = 762,698.64/x
  3. Step 3: Cross multiply
    1,343,604.72x = 1,853,852.49 × 762,698.64
  4. Step 4: Simplify right side
    1,343,604.72x = 1,413,930,772,883.61
  5. Step 5: Solve for x
    x = 1,413,930,772,883.61/1,343,604.72
  6. Step 6: Final answer
    x = 1,052,341.33

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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.