Finding the Fourth Proportional to 1,616,157.26, 2,230,229.80 and 881,095.62
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Solution
The fourth proportional to 1,616,157.26, 2,230,229.80 and 881,095.62 is: 1,215,875.31
Step by Step Solution
- Step 1: Write the proportion equation
1,616,157.26 : 2,230,229.80 = 881,095.62 : x - Step 2: Convert to fraction form
1,616,157.26/2,230,229.80 = 881,095.62/x - Step 3: Cross multiply
1,616,157.26x = 2,230,229.80 × 881,095.62 - Step 4: Simplify right side
1,616,157.26x = 1,965,045,708,373.48 - Step 5: Solve for x
x = 1,965,045,708,373.48/1,616,157.26 - Step 6: Final answer
x = 1,215,875.31
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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.