Finding the Fourth Proportional to 1,608,157.62, 2,219,329.88 and 963,563.96
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Solution
The fourth proportional to 1,608,157.62, 2,219,329.88 and 963,563.96 is: 1,329,761.61
Step by Step Solution
- Step 1: Write the proportion equation
1,608,157.62 : 2,219,329.88 = 963,563.96 : x - Step 2: Convert to fraction form
1,608,157.62/2,219,329.88 = 963,563.96/x - Step 3: Cross multiply
1,608,157.62x = 2,219,329.88 × 963,563.96 - Step 4: Simplify right side
1,608,157.62x = 2,138,466,271,804.66 - Step 5: Solve for x
x = 2,138,466,271,804.66/1,608,157.62 - Step 6: Final answer
x = 1,329,761.61
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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.