Home / 3,286,712.40-4,930,068.60-2,782,827.60

Finding the Fourth Proportional to 3,286,712.40, 4,930,068.60 and 2,782,827.60

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Solution

The fourth proportional to 3,286,712.40, 4,930,068.60 and 2,782,827.60 is: 4,174,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,712.40 : 4,930,068.60 = 2,782,827.60 : x
  2. Step 2: Convert to fraction form
    3,286,712.40/4,930,068.60 = 2,782,827.60/x
  3. Step 3: Cross multiply
    3,286,712.40x = 4,930,068.60 × 2,782,827.60
  4. Step 4: Simplify right side
    3,286,712.40x = 13,719,530,969,973.36
  5. Step 5: Solve for x
    x = 13,719,530,969,973.36/3,286,712.40
  6. Step 6: Final answer
    x = 4,174,241.40

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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.