Home / 1,022,214.21-1,409,698.80-807,866.34

Finding the Fourth Proportional to 1,022,214.21, 1,409,698.80 and 807,866.34

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Solution

The fourth proportional to 1,022,214.21, 1,409,698.80 and 807,866.34 is: 1,114,099.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,214.21 : 1,409,698.80 = 807,866.34 : x
  2. Step 2: Convert to fraction form
    1,022,214.21/1,409,698.80 = 807,866.34/x
  3. Step 3: Cross multiply
    1,022,214.21x = 1,409,698.80 × 807,866.34
  4. Step 4: Simplify right side
    1,022,214.21x = 1,138,848,210,058.39
  5. Step 5: Solve for x
    x = 1,138,848,210,058.39/1,022,214.21
  6. Step 6: Final answer
    x = 1,114,099.37

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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.