Home / 1,419,004.40-1,957,968.23-838,322.06

Finding the Fourth Proportional to 1,419,004.40, 1,957,968.23 and 838,322.06

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Solution

The fourth proportional to 1,419,004.40, 1,957,968.23 and 838,322.06 is: 1,156,732.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,004.40 : 1,957,968.23 = 838,322.06 : x
  2. Step 2: Convert to fraction form
    1,419,004.40/1,957,968.23 = 838,322.06/x
  3. Step 3: Cross multiply
    1,419,004.40x = 1,957,968.23 × 838,322.06
  4. Step 4: Simplify right side
    1,419,004.40x = 1,641,407,969,078.22
  5. Step 5: Solve for x
    x = 1,641,407,969,078.22/1,419,004.40
  6. Step 6: Final answer
    x = 1,156,732.12

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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.