Home / 1,191,887.70-1,644,432.93-682,496.34

Finding the Fourth Proportional to 1,191,887.70, 1,644,432.93 and 682,496.34

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Solution

The fourth proportional to 1,191,887.70, 1,644,432.93 and 682,496.34 is: 941,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,887.70 : 1,644,432.93 = 682,496.34 : x
  2. Step 2: Convert to fraction form
    1,191,887.70/1,644,432.93 = 682,496.34/x
  3. Step 3: Cross multiply
    1,191,887.70x = 1,644,432.93 × 682,496.34
  4. Step 4: Simplify right side
    1,191,887.70x = 1,122,319,456,100.48
  5. Step 5: Solve for x
    x = 1,122,319,456,100.48/1,191,887.70
  6. Step 6: Final answer
    x = 941,631.88

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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.