Home / 3,543,339.40-5,315,009.10-2,479,582.60

Finding the Fourth Proportional to 3,543,339.40, 5,315,009.10 and 2,479,582.60

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Solution

The fourth proportional to 3,543,339.40, 5,315,009.10 and 2,479,582.60 is: 3,719,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,339.40 : 5,315,009.10 = 2,479,582.60 : x
  2. Step 2: Convert to fraction form
    3,543,339.40/5,315,009.10 = 2,479,582.60/x
  3. Step 3: Cross multiply
    3,543,339.40x = 5,315,009.10 × 2,479,582.60
  4. Step 4: Simplify right side
    3,543,339.40x = 13,179,004,083,201.66
  5. Step 5: Solve for x
    x = 13,179,004,083,201.66/3,543,339.40
  6. Step 6: Final answer
    x = 3,719,373.90

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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.