Home / 1,208,986.16-1,811,984.45-610,118.60

Finding the Fourth Proportional to 1,208,986.16, 1,811,984.45 and 610,118.60

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Solution

The fourth proportional to 1,208,986.16, 1,811,984.45 and 610,118.60 is: 914,423.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,986.16 : 1,811,984.45 = 610,118.60 : x
  2. Step 2: Convert to fraction form
    1,208,986.16/1,811,984.45 = 610,118.60/x
  3. Step 3: Cross multiply
    1,208,986.16x = 1,811,984.45 × 610,118.60
  4. Step 4: Simplify right side
    1,208,986.16x = 1,105,525,403,745.25
  5. Step 5: Solve for x
    x = 1,105,525,403,745.25/1,208,986.16
  6. Step 6: Final answer
    x = 914,423.54

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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.