Home / 2,239,669.72-3,357,515.22-873,128.44

Finding the Fourth Proportional to 2,239,669.72, 3,357,515.22 and 873,128.44

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Solution

The fourth proportional to 2,239,669.72, 3,357,515.22 and 873,128.44 is: 1,308,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,669.72 : 3,357,515.22 = 873,128.44 : x
  2. Step 2: Convert to fraction form
    2,239,669.72/3,357,515.22 = 873,128.44/x
  3. Step 3: Cross multiply
    2,239,669.72x = 3,357,515.22 × 873,128.44
  4. Step 4: Simplify right side
    2,239,669.72x = 2,931,542,026,314.86
  5. Step 5: Solve for x
    x = 2,931,542,026,314.86/2,239,669.72
  6. Step 6: Final answer
    x = 1,308,917.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.