Home / 1,100,826.40-1,649,198.40-626,101.60

Finding the Fourth Proportional to 1,100,826.40, 1,649,198.40 and 626,101.60

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Solution

The fourth proportional to 1,100,826.40, 1,649,198.40 and 626,101.60 is: 937,991.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,826.40 : 1,649,198.40 = 626,101.60 : x
  2. Step 2: Convert to fraction form
    1,100,826.40/1,649,198.40 = 626,101.60/x
  3. Step 3: Cross multiply
    1,100,826.40x = 1,649,198.40 × 626,101.60
  4. Step 4: Simplify right side
    1,100,826.40x = 1,032,565,756,957.44
  5. Step 5: Solve for x
    x = 1,032,565,756,957.44/1,100,826.40
  6. Step 6: Final answer
    x = 937,991.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.