Home / 2,713,999.20-4,070,998.80-1,917,736.80

Finding the Fourth Proportional to 2,713,999.20, 4,070,998.80 and 1,917,736.80

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Solution

The fourth proportional to 2,713,999.20, 4,070,998.80 and 1,917,736.80 is: 2,876,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713,999.20 : 4,070,998.80 = 1,917,736.80 : x
  2. Step 2: Convert to fraction form
    2,713,999.20/4,070,998.80 = 1,917,736.80/x
  3. Step 3: Cross multiply
    2,713,999.20x = 4,070,998.80 × 1,917,736.80
  4. Step 4: Simplify right side
    2,713,999.20x = 7,807,104,211,515.84
  5. Step 5: Solve for x
    x = 7,807,104,211,515.84/2,713,999.20
  6. Step 6: Final answer
    x = 2,876,605.20

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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.