Finding the Fourth Proportional to 3,221,289.02, 4,831,822.89 and 825,154.44
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Solution
The fourth proportional to 3,221,289.02, 4,831,822.89 and 825,154.44 is: 1,237,703.32
Step by Step Solution
- Step 1: Write the proportion equation
3,221,289.02 : 4,831,822.89 = 825,154.44 : x - Step 2: Convert to fraction form
3,221,289.02/4,831,822.89 = 825,154.44/x - Step 3: Cross multiply
3,221,289.02x = 4,831,822.89 × 825,154.44 - Step 4: Simplify right side
3,221,289.02x = 3,987,000,110,977.13 - Step 5: Solve for x
x = 3,987,000,110,977.13/3,221,289.02 - Step 6: Final answer
x = 1,237,703.32
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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.