Home / 1,043,089.83-1,439,005.44-629,395.86

Finding the Fourth Proportional to 1,043,089.83, 1,439,005.44 and 629,395.86

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Solution

The fourth proportional to 1,043,089.83, 1,439,005.44 and 629,395.86 is: 868,289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,089.83 : 1,439,005.44 = 629,395.86 : x
  2. Step 2: Convert to fraction form
    1,043,089.83/1,439,005.44 = 629,395.86/x
  3. Step 3: Cross multiply
    1,043,089.83x = 1,439,005.44 × 629,395.86
  4. Step 4: Simplify right side
    1,043,089.83x = 905,704,064,093.24
  5. Step 5: Solve for x
    x = 905,704,064,093.24/1,043,089.83
  6. Step 6: Final answer
    x = 868,289.61

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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.