Home / 986,869.60-1,361,912.88-604,822.48

Finding the Fourth Proportional to 986,869.60, 1,361,912.88 and 604,822.48

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Solution

The fourth proportional to 986,869.60, 1,361,912.88 and 604,822.48 is: 834,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,869.60 : 1,361,912.88 = 604,822.48 : x
  2. Step 2: Convert to fraction form
    986,869.60/1,361,912.88 = 604,822.48/x
  3. Step 3: Cross multiply
    986,869.60x = 1,361,912.88 × 604,822.48
  4. Step 4: Simplify right side
    986,869.60x = 823,715,525,625.54
  5. Step 5: Solve for x
    x = 823,715,525,625.54/986,869.60
  6. Step 6: Final answer
    x = 834,675.14

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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.