Home / 1,728,198.40-2,592,297.60-1,602,227.20

Finding the Fourth Proportional to 1,728,198.40, 2,592,297.60 and 1,602,227.20

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Solution

The fourth proportional to 1,728,198.40, 2,592,297.60 and 1,602,227.20 is: 2,403,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,198.40 : 2,592,297.60 = 1,602,227.20 : x
  2. Step 2: Convert to fraction form
    1,728,198.40/2,592,297.60 = 1,602,227.20/x
  3. Step 3: Cross multiply
    1,728,198.40x = 2,592,297.60 × 1,602,227.20
  4. Step 4: Simplify right side
    1,728,198.40x = 4,153,449,725,214.72
  5. Step 5: Solve for x
    x = 4,153,449,725,214.72/1,728,198.40
  6. Step 6: Final answer
    x = 2,403,340.80

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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.