Home / 3,140,724.80-4,333,874.72-1,764,223.04

Finding the Fourth Proportional to 3,140,724.80, 4,333,874.72 and 1,764,223.04

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Solution

The fourth proportional to 3,140,724.80, 4,333,874.72 and 1,764,223.04 is: 2,434,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,724.80 : 4,333,874.72 = 1,764,223.04 : x
  2. Step 2: Convert to fraction form
    3,140,724.80/4,333,874.72 = 1,764,223.04/x
  3. Step 3: Cross multiply
    3,140,724.80x = 4,333,874.72 × 1,764,223.04
  4. Step 4: Simplify right side
    3,140,724.80x = 7,645,921,633,497.55
  5. Step 5: Solve for x
    x = 7,645,921,633,497.55/3,140,724.80
  6. Step 6: Final answer
    x = 2,434,444.95

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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.