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Finding the Fourth Proportional to 3,198,471, 4,796,999.04 and 923,501.70

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Solution

The fourth proportional to 3,198,471, 4,796,999.04 and 923,501.70 is: 1,385,048.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198,471 : 4,796,999.04 = 923,501.70 : x
  2. Step 2: Convert to fraction form
    3,198,471/4,796,999.04 = 923,501.70/x
  3. Step 3: Cross multiply
    3,198,471x = 4,796,999.04 × 923,501.70
  4. Step 4: Simplify right side
    3,198,471x = 4,430,036,768,338.37
  5. Step 5: Solve for x
    x = 4,430,036,768,338.37/3,198,471
  6. Step 6: Final answer
    x = 1,385,048.28

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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.