Home / 1,294,010.20-1,941,072.90-441,069.40

Finding the Fourth Proportional to 1,294,010.20, 1,941,072.90 and 441,069.40

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Solution

The fourth proportional to 1,294,010.20, 1,941,072.90 and 441,069.40 is: 661,623.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,010.20 : 1,941,072.90 = 441,069.40 : x
  2. Step 2: Convert to fraction form
    1,294,010.20/1,941,072.90 = 441,069.40/x
  3. Step 3: Cross multiply
    1,294,010.20x = 1,941,072.90 × 441,069.40
  4. Step 4: Simplify right side
    1,294,010.20x = 856,147,859,359.26
  5. Step 5: Solve for x
    x = 856,147,859,359.26/1,294,010.20
  6. Step 6: Final answer
    x = 661,623.73

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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.