Home / 2,696,678.22-4,043,452.41-1,276,722.30

Finding the Fourth Proportional to 2,696,678.22, 4,043,452.41 and 1,276,722.30

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Solution

The fourth proportional to 2,696,678.22, 4,043,452.41 and 1,276,722.30 is: 1,914,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696,678.22 : 4,043,452.41 = 1,276,722.30 : x
  2. Step 2: Convert to fraction form
    2,696,678.22/4,043,452.41 = 1,276,722.30/x
  3. Step 3: Cross multiply
    2,696,678.22x = 4,043,452.41 × 1,276,722.30
  4. Step 4: Simplify right side
    2,696,678.22x = 5,162,365,860,835.74
  5. Step 5: Solve for x
    x = 5,162,365,860,835.74/2,696,678.22
  6. Step 6: Final answer
    x = 1,914,342.55

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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.