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Finding the Fourth Proportional to 1,324,369.92, 1,826,605.44 and 893,968.32

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Solution

The fourth proportional to 1,324,369.92, 1,826,605.44 and 893,968.32 is: 1,232,984.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,369.92 : 1,826,605.44 = 893,968.32 : x
  2. Step 2: Convert to fraction form
    1,324,369.92/1,826,605.44 = 893,968.32/x
  3. Step 3: Cross multiply
    1,324,369.92x = 1,826,605.44 × 893,968.32
  4. Step 4: Simplify right side
    1,324,369.92x = 1,632,927,396,499.66
  5. Step 5: Solve for x
    x = 1,632,927,396,499.66/1,324,369.92
  6. Step 6: Final answer
    x = 1,232,984.36

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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.