Home / 1,083,309.72-1,625,115.82-452,078.92

Finding the Fourth Proportional to 1,083,309.72, 1,625,115.82 and 452,078.92

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Solution

The fourth proportional to 1,083,309.72, 1,625,115.82 and 452,078.92 is: 678,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,309.72 : 1,625,115.82 = 452,078.92 : x
  2. Step 2: Convert to fraction form
    1,083,309.72/1,625,115.82 = 452,078.92/x
  3. Step 3: Cross multiply
    1,083,309.72x = 1,625,115.82 × 452,078.92
  4. Step 4: Simplify right side
    1,083,309.72x = 734,680,604,780.51
  5. Step 5: Solve for x
    x = 734,680,604,780.51/1,083,309.72
  6. Step 6: Final answer
    x = 678,181.49

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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.