Home / 3,502,578.87-5,255,385.54-1,881,456.12

Finding the Fourth Proportional to 3,502,578.87, 5,255,385.54 and 1,881,456.12

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Solution

The fourth proportional to 3,502,578.87, 5,255,385.54 and 1,881,456.12 is: 2,822,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502,578.87 : 5,255,385.54 = 1,881,456.12 : x
  2. Step 2: Convert to fraction form
    3,502,578.87/5,255,385.54 = 1,881,456.12/x
  3. Step 3: Cross multiply
    3,502,578.87x = 5,255,385.54 × 1,881,456.12
  4. Step 4: Simplify right side
    3,502,578.87x = 9,887,777,287,192.51
  5. Step 5: Solve for x
    x = 9,887,777,287,192.51/3,502,578.87
  6. Step 6: Final answer
    x = 2,822,999.18

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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.