Home / 1,114,122.80-1,671,840.30-404,222.60

Finding the Fourth Proportional to 1,114,122.80, 1,671,840.30 and 404,222.60

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Solution

The fourth proportional to 1,114,122.80, 1,671,840.30 and 404,222.60 is: 606,571.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,122.80 : 1,671,840.30 = 404,222.60 : x
  2. Step 2: Convert to fraction form
    1,114,122.80/1,671,840.30 = 404,222.60/x
  3. Step 3: Cross multiply
    1,114,122.80x = 1,671,840.30 × 404,222.60
  4. Step 4: Simplify right side
    1,114,122.80x = 675,795,632,850.78
  5. Step 5: Solve for x
    x = 675,795,632,850.78/1,114,122.80
  6. Step 6: Final answer
    x = 606,571.94

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1.5x scale

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.