Home / 2,763,059.46-4,140,007.18-1,680,296.72

Finding the Fourth Proportional to 2,763,059.46, 4,140,007.18 and 1,680,296.72

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Solution

The fourth proportional to 2,763,059.46, 4,140,007.18 and 1,680,296.72 is: 2,517,658.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,059.46 : 4,140,007.18 = 1,680,296.72 : x
  2. Step 2: Convert to fraction form
    2,763,059.46/4,140,007.18 = 1,680,296.72/x
  3. Step 3: Cross multiply
    2,763,059.46x = 4,140,007.18 × 1,680,296.72
  4. Step 4: Simplify right side
    2,763,059.46x = 6,956,440,464,630.41
  5. Step 5: Solve for x
    x = 6,956,440,464,630.41/2,763,059.46
  6. Step 6: Final answer
    x = 2,517,658.62

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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.