Home / 1,109,940.08-1,531,553.12-650,881.44

Finding the Fourth Proportional to 1,109,940.08, 1,531,553.12 and 650,881.44

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Solution

The fourth proportional to 1,109,940.08, 1,531,553.12 and 650,881.44 is: 898,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,940.08 : 1,531,553.12 = 650,881.44 : x
  2. Step 2: Convert to fraction form
    1,109,940.08/1,531,553.12 = 650,881.44/x
  3. Step 3: Cross multiply
    1,109,940.08x = 1,531,553.12 × 650,881.44
  4. Step 4: Simplify right side
    1,109,940.08x = 996,859,500,182.09
  5. Step 5: Solve for x
    x = 996,859,500,182.09/1,109,940.08
  6. Step 6: Final answer
    x = 898,120.10

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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.