Home / 4,594,142.19-6,890,961.78-1,399,000.80

Finding the Fourth Proportional to 4,594,142.19, 6,890,961.78 and 1,399,000.80

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Solution

The fourth proportional to 4,594,142.19, 6,890,961.78 and 1,399,000.80 is: 2,098,424.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,594,142.19 : 6,890,961.78 = 1,399,000.80 : x
  2. Step 2: Convert to fraction form
    4,594,142.19/6,890,961.78 = 1,399,000.80/x
  3. Step 3: Cross multiply
    4,594,142.19x = 6,890,961.78 × 1,399,000.80
  4. Step 4: Simplify right side
    4,594,142.19x = 9,640,461,042,989.42
  5. Step 5: Solve for x
    x = 9,640,461,042,989.42/4,594,142.19
  6. Step 6: Final answer
    x = 2,098,424.61

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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.