Home / 1,212,893.15-1,673,804.19-669,051.86

Finding the Fourth Proportional to 1,212,893.15, 1,673,804.19 and 669,051.86

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Solution

The fourth proportional to 1,212,893.15, 1,673,804.19 and 669,051.86 is: 923,297.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,893.15 : 1,673,804.19 = 669,051.86 : x
  2. Step 2: Convert to fraction form
    1,212,893.15/1,673,804.19 = 669,051.86/x
  3. Step 3: Cross multiply
    1,212,893.15x = 1,673,804.19 × 669,051.86
  4. Step 4: Simplify right side
    1,212,893.15x = 1,119,861,798,226.27
  5. Step 5: Solve for x
    x = 1,119,861,798,226.27/1,212,893.15
  6. Step 6: Final answer
    x = 923,297.99

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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.