Home / 1,099,947.04-1,517,968.64-616,521.12

Finding the Fourth Proportional to 1,099,947.04, 1,517,968.64 and 616,521.12

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Solution

The fourth proportional to 1,099,947.04, 1,517,968.64 and 616,521.12 is: 850,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,947.04 : 1,517,968.64 = 616,521.12 : x
  2. Step 2: Convert to fraction form
    1,099,947.04/1,517,968.64 = 616,521.12/x
  3. Step 3: Cross multiply
    1,099,947.04x = 1,517,968.64 × 616,521.12
  4. Step 4: Simplify right side
    1,099,947.04x = 935,859,726,057.68
  5. Step 5: Solve for x
    x = 935,859,726,057.68/1,099,947.04
  6. Step 6: Final answer
    x = 850,822.53

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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.