Home / 2,759,847.57-4,137,999.88-1,812,111.12

Finding the Fourth Proportional to 2,759,847.57, 4,137,999.88 and 1,812,111.12

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Solution

The fourth proportional to 2,759,847.57, 4,137,999.88 and 1,812,111.12 is: 2,717,003.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,847.57 : 4,137,999.88 = 1,812,111.12 : x
  2. Step 2: Convert to fraction form
    2,759,847.57/4,137,999.88 = 1,812,111.12/x
  3. Step 3: Cross multiply
    2,759,847.57x = 4,137,999.88 × 1,812,111.12
  4. Step 4: Simplify right side
    2,759,847.57x = 7,498,515,597,106.67
  5. Step 5: Solve for x
    x = 7,498,515,597,106.67/2,759,847.57
  6. Step 6: Final answer
    x = 2,717,003.53

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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.