Home / 2,607,271.20-3,910,906.80-2,209,674.60

Finding the Fourth Proportional to 2,607,271.20, 3,910,906.80 and 2,209,674.60

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Solution

The fourth proportional to 2,607,271.20, 3,910,906.80 and 2,209,674.60 is: 3,314,511.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,271.20 : 3,910,906.80 = 2,209,674.60 : x
  2. Step 2: Convert to fraction form
    2,607,271.20/3,910,906.80 = 2,209,674.60/x
  3. Step 3: Cross multiply
    2,607,271.20x = 3,910,906.80 × 2,209,674.60
  4. Step 4: Simplify right side
    2,607,271.20x = 8,641,831,418,927.28
  5. Step 5: Solve for x
    x = 8,641,831,418,927.28/2,607,271.20
  6. Step 6: Final answer
    x = 3,314,511.90

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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.