Home / 1,141,557.86-1,576,408.80-854,579.72

Finding the Fourth Proportional to 1,141,557.86, 1,576,408.80 and 854,579.72

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Solution

The fourth proportional to 1,141,557.86, 1,576,408.80 and 854,579.72 is: 1,180,112.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,557.86 : 1,576,408.80 = 854,579.72 : x
  2. Step 2: Convert to fraction form
    1,141,557.86/1,576,408.80 = 854,579.72/x
  3. Step 3: Cross multiply
    1,141,557.86x = 1,576,408.80 × 854,579.72
  4. Step 4: Simplify right side
    1,141,557.86x = 1,347,166,990,909.54
  5. Step 5: Solve for x
    x = 1,347,166,990,909.54/1,141,557.86
  6. Step 6: Final answer
    x = 1,180,112.75

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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.