Home / 1,918,349.46-2,647,516.50-1,647,314.64

Finding the Fourth Proportional to 1,918,349.46, 2,647,516.50 and 1,647,314.64

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Solution

The fourth proportional to 1,918,349.46, 2,647,516.50 and 1,647,314.64 is: 2,273,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,349.46 : 2,647,516.50 = 1,647,314.64 : x
  2. Step 2: Convert to fraction form
    1,918,349.46/2,647,516.50 = 1,647,314.64/x
  3. Step 3: Cross multiply
    1,918,349.46x = 2,647,516.50 × 1,647,314.64
  4. Step 4: Simplify right side
    1,918,349.46x = 4,361,292,690,091.56
  5. Step 5: Solve for x
    x = 4,361,292,690,091.56/1,918,349.46
  6. Step 6: Final answer
    x = 2,273,461.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.