Home / 2,021,495.54-2,789,590.62-1,103,707.76

Finding the Fourth Proportional to 2,021,495.54, 2,789,590.62 and 1,103,707.76

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Solution

The fourth proportional to 2,021,495.54, 2,789,590.62 and 1,103,707.76 is: 1,523,076.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,495.54 : 2,789,590.62 = 1,103,707.76 : x
  2. Step 2: Convert to fraction form
    2,021,495.54/2,789,590.62 = 1,103,707.76/x
  3. Step 3: Cross multiply
    2,021,495.54x = 2,789,590.62 × 1,103,707.76
  4. Step 4: Simplify right side
    2,021,495.54x = 3,078,892,814,517.21
  5. Step 5: Solve for x
    x = 3,078,892,814,517.21/2,021,495.54
  6. Step 6: Final answer
    x = 1,523,076.73

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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.