Home / 1,969,431.23-2,954,146.55-622,539.34

Finding the Fourth Proportional to 1,969,431.23, 2,954,146.55 and 622,539.34

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Solution

The fourth proportional to 1,969,431.23, 2,954,146.55 and 622,539.34 is: 933,808.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,431.23 : 2,954,146.55 = 622,539.34 : x
  2. Step 2: Convert to fraction form
    1,969,431.23/2,954,146.55 = 622,539.34/x
  3. Step 3: Cross multiply
    1,969,431.23x = 2,954,146.55 × 622,539.34
  4. Step 4: Simplify right side
    1,969,431.23x = 1,839,072,433,002.21
  5. Step 5: Solve for x
    x = 1,839,072,433,002.21/1,969,431.23
  6. Step 6: Final answer
    x = 933,808.91

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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.