Home / 2,617,999.20-3,926,998.80-1,946,152.80

Finding the Fourth Proportional to 2,617,999.20, 3,926,998.80 and 1,946,152.80

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Solution

The fourth proportional to 2,617,999.20, 3,926,998.80 and 1,946,152.80 is: 2,919,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,999.20 : 3,926,998.80 = 1,946,152.80 : x
  2. Step 2: Convert to fraction form
    2,617,999.20/3,926,998.80 = 1,946,152.80/x
  3. Step 3: Cross multiply
    2,617,999.20x = 3,926,998.80 × 1,946,152.80
  4. Step 4: Simplify right side
    2,617,999.20x = 7,642,539,710,216.64
  5. Step 5: Solve for x
    x = 7,642,539,710,216.64/2,617,999.20
  6. Step 6: Final answer
    x = 2,919,229.20

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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.