Home / 2,198,937.60-3,297,945.60-1,077,811.20

Finding the Fourth Proportional to 2,198,937.60, 3,297,945.60 and 1,077,811.20

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Solution

The fourth proportional to 2,198,937.60, 3,297,945.60 and 1,077,811.20 is: 1,616,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,937.60 : 3,297,945.60 = 1,077,811.20 : x
  2. Step 2: Convert to fraction form
    2,198,937.60/3,297,945.60 = 1,077,811.20/x
  3. Step 3: Cross multiply
    2,198,937.60x = 3,297,945.60 × 1,077,811.20
  4. Step 4: Simplify right side
    2,198,937.60x = 3,554,562,704,670.72
  5. Step 5: Solve for x
    x = 3,554,562,704,670.72/2,198,937.60
  6. Step 6: Final answer
    x = 1,616,490.94

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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.