Home / 3,120,270.60-4,676,906.70-1,603,367.40

Finding the Fourth Proportional to 3,120,270.60, 4,676,906.70 and 1,603,367.40

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Solution

The fourth proportional to 3,120,270.60, 4,676,906.70 and 1,603,367.40 is: 2,403,253.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,270.60 : 4,676,906.70 = 1,603,367.40 : x
  2. Step 2: Convert to fraction form
    3,120,270.60/4,676,906.70 = 1,603,367.40/x
  3. Step 3: Cross multiply
    3,120,270.60x = 4,676,906.70 × 1,603,367.40
  4. Step 4: Simplify right side
    3,120,270.60x = 7,498,799,735,621.58
  5. Step 5: Solve for x
    x = 7,498,799,735,621.58/3,120,270.60
  6. Step 6: Final answer
    x = 2,403,253.02

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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.