Home / 1,222,316.55-1,831,998.60-622,969.20

Finding the Fourth Proportional to 1,222,316.55, 1,831,998.60 and 622,969.20

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Solution

The fourth proportional to 1,222,316.55, 1,831,998.60 and 622,969.20 is: 933,701.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,316.55 : 1,831,998.60 = 622,969.20 : x
  2. Step 2: Convert to fraction form
    1,222,316.55/1,831,998.60 = 622,969.20/x
  3. Step 3: Cross multiply
    1,222,316.55x = 1,831,998.60 × 622,969.20
  4. Step 4: Simplify right side
    1,222,316.55x = 1,141,278,702,243.12
  5. Step 5: Solve for x
    x = 1,141,278,702,243.12/1,222,316.55
  6. Step 6: Final answer
    x = 933,701.42

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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.