Home / 2,029,590-2,800,834.20-1,224,774

Finding the Fourth Proportional to 2,029,590, 2,800,834.20 and 1,224,774

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Solution

The fourth proportional to 2,029,590, 2,800,834.20 and 1,224,774 is: 1,690,188.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,590 : 2,800,834.20 = 1,224,774 : x
  2. Step 2: Convert to fraction form
    2,029,590/2,800,834.20 = 1,224,774/x
  3. Step 3: Cross multiply
    2,029,590x = 2,800,834.20 × 1,224,774
  4. Step 4: Simplify right side
    2,029,590x = 3,430,388,906,470.80
  5. Step 5: Solve for x
    x = 3,430,388,906,470.80/2,029,590
  6. Step 6: Final answer
    x = 1,690,188.12

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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.