Home / 1,331,612.40-1,997,921.40-799,504.36

Finding the Fourth Proportional to 1,331,612.40, 1,997,921.40 and 799,504.36

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Solution

The fourth proportional to 1,331,612.40, 1,997,921.40 and 799,504.36 is: 1,199,558.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,612.40 : 1,997,921.40 = 799,504.36 : x
  2. Step 2: Convert to fraction form
    1,331,612.40/1,997,921.40 = 799,504.36/x
  3. Step 3: Cross multiply
    1,331,612.40x = 1,997,921.40 × 799,504.36
  4. Step 4: Simplify right side
    1,331,612.40x = 1,597,346,870,237.30
  5. Step 5: Solve for x
    x = 1,597,346,870,237.30/1,331,612.40
  6. Step 6: Final answer
    x = 1,199,558.42

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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.