Home / 3,458,840.40-5,194,092.60-2,889,637.20

Finding the Fourth Proportional to 3,458,840.40, 5,194,092.60 and 2,889,637.20

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Solution

The fourth proportional to 3,458,840.40, 5,194,092.60 and 2,889,637.20 is: 4,339,328.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458,840.40 : 5,194,092.60 = 2,889,637.20 : x
  2. Step 2: Convert to fraction form
    3,458,840.40/5,194,092.60 = 2,889,637.20/x
  3. Step 3: Cross multiply
    3,458,840.40x = 5,194,092.60 × 2,889,637.20
  4. Step 4: Simplify right side
    3,458,840.40x = 15,009,043,197,204.72
  5. Step 5: Solve for x
    x = 15,009,043,197,204.72/3,458,840.40
  6. Step 6: Final answer
    x = 4,339,328.06

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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.