Home / 1,800,289.46-2,700,702.71-662,964.21

Finding the Fourth Proportional to 1,800,289.46, 2,700,702.71 and 662,964.21

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Solution

The fourth proportional to 1,800,289.46, 2,700,702.71 and 662,964.21 is: 994,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,289.46 : 2,700,702.71 = 662,964.21 : x
  2. Step 2: Convert to fraction form
    1,800,289.46/2,700,702.71 = 662,964.21/x
  3. Step 3: Cross multiply
    1,800,289.46x = 2,700,702.71 × 662,964.21
  4. Step 4: Simplify right side
    1,800,289.46x = 1,790,469,238,580.01
  5. Step 5: Solve for x
    x = 1,790,469,238,580.01/1,800,289.46
  6. Step 6: Final answer
    x = 994,545.20

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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.