Home / 3,989,360.19-5,505,585-2,223,533.25

Finding the Fourth Proportional to 3,989,360.19, 5,505,585 and 2,223,533.25

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Solution

The fourth proportional to 3,989,360.19, 5,505,585 and 2,223,533.25 is: 3,068,625.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,360.19 : 5,505,585 = 2,223,533.25 : x
  2. Step 2: Convert to fraction form
    3,989,360.19/5,505,585 = 2,223,533.25/x
  3. Step 3: Cross multiply
    3,989,360.19x = 5,505,585 × 2,223,533.25
  4. Step 4: Simplify right side
    3,989,360.19x = 12,241,851,308,201.25
  5. Step 5: Solve for x
    x = 12,241,851,308,201.25/3,989,360.19
  6. Step 6: Final answer
    x = 3,068,625.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.