Home / 1,588,693.32-2,192,412.36-863,540.59

Finding the Fourth Proportional to 1,588,693.32, 2,192,412.36 and 863,540.59

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Solution

The fourth proportional to 1,588,693.32, 2,192,412.36 and 863,540.59 is: 1,191,694.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,693.32 : 2,192,412.36 = 863,540.59 : x
  2. Step 2: Convert to fraction form
    1,588,693.32/2,192,412.36 = 863,540.59/x
  3. Step 3: Cross multiply
    1,588,693.32x = 2,192,412.36 × 863,540.59
  4. Step 4: Simplify right side
    1,588,693.32x = 1,893,237,063,375.45
  5. Step 5: Solve for x
    x = 1,893,237,063,375.45/1,588,693.32
  6. Step 6: Final answer
    x = 1,191,694.48

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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.