Home / 1,588,693.20-2,192,412.19-863,540.46

Finding the Fourth Proportional to 1,588,693.20, 2,192,412.19 and 863,540.46

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Solution

The fourth proportional to 1,588,693.20, 2,192,412.19 and 863,540.46 is: 1,191,694.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,693.20 : 2,192,412.19 = 863,540.46 : x
  2. Step 2: Convert to fraction form
    1,588,693.20/2,192,412.19 = 863,540.46/x
  3. Step 3: Cross multiply
    1,588,693.20x = 2,192,412.19 × 863,540.46
  4. Step 4: Simplify right side
    1,588,693.20x = 1,893,236,640,363.18
  5. Step 5: Solve for x
    x = 1,893,236,640,363.18/1,588,693.20
  6. Step 6: Final answer
    x = 1,191,694.31

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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.