Home / 986,821.44-1,361,846.56-604,774.40

Finding the Fourth Proportional to 986,821.44, 1,361,846.56 and 604,774.40

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Solution

The fourth proportional to 986,821.44, 1,361,846.56 and 604,774.40 is: 834,608.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,821.44 : 1,361,846.56 = 604,774.40 : x
  2. Step 2: Convert to fraction form
    986,821.44/1,361,846.56 = 604,774.40/x
  3. Step 3: Cross multiply
    986,821.44x = 1,361,846.56 × 604,774.40
  4. Step 4: Simplify right side
    986,821.44x = 823,609,936,216.06
  5. Step 5: Solve for x
    x = 823,609,936,216.06/986,821.44
  6. Step 6: Final answer
    x = 834,608.88

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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.