Home / 1,422,559.14-1,963,845.48-1,099,539.24

Finding the Fourth Proportional to 1,422,559.14, 1,963,845.48 and 1,099,539.24

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Solution

The fourth proportional to 1,422,559.14, 1,963,845.48 and 1,099,539.24 is: 1,517,915.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,559.14 : 1,963,845.48 = 1,099,539.24 : x
  2. Step 2: Convert to fraction form
    1,422,559.14/1,963,845.48 = 1,099,539.24/x
  3. Step 3: Cross multiply
    1,422,559.14x = 1,963,845.48 × 1,099,539.24
  4. Step 4: Simplify right side
    1,422,559.14x = 2,159,325,166,556.64
  5. Step 5: Solve for x
    x = 2,159,325,166,556.64/1,422,559.14
  6. Step 6: Final answer
    x = 1,517,915.92

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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.