Home / 1,445,453.48-1,994,699.40-800,871.32

Finding the Fourth Proportional to 1,445,453.48, 1,994,699.40 and 800,871.32

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Solution

The fourth proportional to 1,445,453.48, 1,994,699.40 and 800,871.32 is: 1,105,187.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,453.48 : 1,994,699.40 = 800,871.32 : x
  2. Step 2: Convert to fraction form
    1,445,453.48/1,994,699.40 = 800,871.32/x
  3. Step 3: Cross multiply
    1,445,453.48x = 1,994,699.40 × 800,871.32
  4. Step 4: Simplify right side
    1,445,453.48x = 1,597,497,541,481.21
  5. Step 5: Solve for x
    x = 1,597,497,541,481.21/1,445,453.48
  6. Step 6: Final answer
    x = 1,105,187.79

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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.