Home / 3,883,670.20-5,824,571.10-1,989,436.60

Finding the Fourth Proportional to 3,883,670.20, 5,824,571.10 and 1,989,436.60

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Solution

The fourth proportional to 3,883,670.20, 5,824,571.10 and 1,989,436.60 is: 2,983,676.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883,670.20 : 5,824,571.10 = 1,989,436.60 : x
  2. Step 2: Convert to fraction form
    3,883,670.20/5,824,571.10 = 1,989,436.60/x
  3. Step 3: Cross multiply
    3,883,670.20x = 5,824,571.10 × 1,989,436.60
  4. Step 4: Simplify right side
    3,883,670.20x = 11,587,614,925,642.26
  5. Step 5: Solve for x
    x = 11,587,614,925,642.26/3,883,670.20
  6. Step 6: Final answer
    x = 2,983,676.35

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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.