Home / 2,644,569.56-3,968,349.03-1,128,109.23

Finding the Fourth Proportional to 2,644,569.56, 3,968,349.03 and 1,128,109.23

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Solution

The fourth proportional to 2,644,569.56, 3,968,349.03 and 1,128,109.23 is: 1,692,801.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644,569.56 : 3,968,349.03 = 1,128,109.23 : x
  2. Step 2: Convert to fraction form
    2,644,569.56/3,968,349.03 = 1,128,109.23/x
  3. Step 3: Cross multiply
    2,644,569.56x = 3,968,349.03 × 1,128,109.23
  4. Step 4: Simplify right side
    2,644,569.56x = 4,476,731,168,604.55
  5. Step 5: Solve for x
    x = 4,476,731,168,604.55/2,644,569.56
  6. Step 6: Final answer
    x = 1,692,801.44

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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.