Home / 1,512,317.86-2,085,596.30-1,103,772.89

Finding the Fourth Proportional to 1,512,317.86, 2,085,596.30 and 1,103,772.89

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Solution

The fourth proportional to 1,512,317.86, 2,085,596.30 and 1,103,772.89 is: 1,522,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,317.86 : 2,085,596.30 = 1,103,772.89 : x
  2. Step 2: Convert to fraction form
    1,512,317.86/2,085,596.30 = 1,103,772.89/x
  3. Step 3: Cross multiply
    1,512,317.86x = 2,085,596.30 × 1,103,772.89
  4. Step 4: Simplify right side
    1,512,317.86x = 2,302,024,663,397.73
  5. Step 5: Solve for x
    x = 2,302,024,663,397.73/1,512,317.86
  6. Step 6: Final answer
    x = 1,522,183.09

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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.