Home / 2,517,729.60-3,778,169.04-1,021,821.60

Finding the Fourth Proportional to 2,517,729.60, 3,778,169.04 and 1,021,821.60

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Solution

The fourth proportional to 2,517,729.60, 3,778,169.04 and 1,021,821.60 is: 1,533,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517,729.60 : 3,778,169.04 = 1,021,821.60 : x
  2. Step 2: Convert to fraction form
    2,517,729.60/3,778,169.04 = 1,021,821.60/x
  3. Step 3: Cross multiply
    2,517,729.60x = 3,778,169.04 × 1,021,821.60
  4. Step 4: Simplify right side
    2,517,729.60x = 3,860,614,733,523.26
  5. Step 5: Solve for x
    x = 3,860,614,733,523.26/2,517,729.60
  6. Step 6: Final answer
    x = 1,533,371.47

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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.