Home / 893,644.80-1,340,467.20-854,937.60

Finding the Fourth Proportional to 893,644.80, 1,340,467.20 and 854,937.60

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Solution

The fourth proportional to 893,644.80, 1,340,467.20 and 854,937.60 is: 1,282,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,644.80 : 1,340,467.20 = 854,937.60 : x
  2. Step 2: Convert to fraction form
    893,644.80/1,340,467.20 = 854,937.60/x
  3. Step 3: Cross multiply
    893,644.80x = 1,340,467.20 × 854,937.60
  4. Step 4: Simplify right side
    893,644.80x = 1,146,015,810,846.72
  5. Step 5: Solve for x
    x = 1,146,015,810,846.72/893,644.80
  6. Step 6: Final answer
    x = 1,282,406.40

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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.