Home / 2,874,465.80-4,311,698.70-2,642,222.60

Finding the Fourth Proportional to 2,874,465.80, 4,311,698.70 and 2,642,222.60

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Solution

The fourth proportional to 2,874,465.80, 4,311,698.70 and 2,642,222.60 is: 3,963,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,465.80 : 4,311,698.70 = 2,642,222.60 : x
  2. Step 2: Convert to fraction form
    2,874,465.80/4,311,698.70 = 2,642,222.60/x
  3. Step 3: Cross multiply
    2,874,465.80x = 4,311,698.70 × 2,642,222.60
  4. Step 4: Simplify right side
    2,874,465.80x = 11,392,467,749,530.62
  5. Step 5: Solve for x
    x = 11,392,467,749,530.62/2,874,465.80
  6. Step 6: Final answer
    x = 3,963,333.90

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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.