Home / 918,033.36-1,379,375-581,232.36

Finding the Fourth Proportional to 918,033.36, 1,379,375 and 581,232.36

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Solution

The fourth proportional to 918,033.36, 1,379,375 and 581,232.36 is: 873,320.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,033.36 : 1,379,375 = 581,232.36 : x
  2. Step 2: Convert to fraction form
    918,033.36/1,379,375 = 581,232.36/x
  3. Step 3: Cross multiply
    918,033.36x = 1,379,375 × 581,232.36
  4. Step 4: Simplify right side
    918,033.36x = 801,737,386,575
  5. Step 5: Solve for x
    x = 801,737,386,575/918,033.36
  6. Step 6: Final answer
    x = 873,320.54

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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.