Home / 1,267,840.63-1,901,938.77-414,979.27

Finding the Fourth Proportional to 1,267,840.63, 1,901,938.77 and 414,979.27

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Solution

The fourth proportional to 1,267,840.63, 1,901,938.77 and 414,979.27 is: 622,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,840.63 : 1,901,938.77 = 414,979.27 : x
  2. Step 2: Convert to fraction form
    1,267,840.63/1,901,938.77 = 414,979.27/x
  3. Step 3: Cross multiply
    1,267,840.63x = 1,901,938.77 × 414,979.27
  4. Step 4: Simplify right side
    1,267,840.63x = 789,265,162,359.30
  5. Step 5: Solve for x
    x = 789,265,162,359.30/1,267,840.63
  6. Step 6: Final answer
    x = 622,527.11

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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.