Home / 3,005,659.80-4,147,969.50-1,647,590.04

Finding the Fourth Proportional to 3,005,659.80, 4,147,969.50 and 1,647,590.04

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Solution

The fourth proportional to 3,005,659.80, 4,147,969.50 and 1,647,590.04 is: 2,273,761.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,659.80 : 4,147,969.50 = 1,647,590.04 : x
  2. Step 2: Convert to fraction form
    3,005,659.80/4,147,969.50 = 1,647,590.04/x
  3. Step 3: Cross multiply
    3,005,659.80x = 4,147,969.50 × 1,647,590.04
  4. Step 4: Simplify right side
    3,005,659.80x = 6,834,153,234,423.78
  5. Step 5: Solve for x
    x = 6,834,153,234,423.78/3,005,659.80
  6. Step 6: Final answer
    x = 2,273,761.40

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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.