Finding the Fourth Proportional to 1,608,734.49, 2,220,080.37 and 883,649.31
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Solution
The fourth proportional to 1,608,734.49, 2,220,080.37 and 883,649.31 is: 1,219,450.75
Step by Step Solution
- Step 1: Write the proportion equation
1,608,734.49 : 2,220,080.37 = 883,649.31 : x - Step 2: Convert to fraction form
1,608,734.49/2,220,080.37 = 883,649.31/x - Step 3: Cross multiply
1,608,734.49x = 2,220,080.37 × 883,649.31 - Step 4: Simplify right side
1,608,734.49x = 1,961,772,487,095.05 - Step 5: Solve for x
x = 1,961,772,487,095.05/1,608,734.49 - Step 6: Final answer
x = 1,219,450.75
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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.