Home / 1,083,920.76-1,625,965.26-325,703.04

Finding the Fourth Proportional to 1,083,920.76, 1,625,965.26 and 325,703.04

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Solution

The fourth proportional to 1,083,920.76, 1,625,965.26 and 325,703.04 is: 488,579.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,920.76 : 1,625,965.26 = 325,703.04 : x
  2. Step 2: Convert to fraction form
    1,083,920.76/1,625,965.26 = 325,703.04/x
  3. Step 3: Cross multiply
    1,083,920.76x = 1,625,965.26 × 325,703.04
  4. Step 4: Simplify right side
    1,083,920.76x = 529,581,828,116.39
  5. Step 5: Solve for x
    x = 529,581,828,116.39/1,083,920.76
  6. Step 6: Final answer
    x = 488,579.84

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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.