Finding the Fourth Proportional to 1,516,295.68, 2,092,405.48 and 862,902.09
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Solution
The fourth proportional to 1,516,295.68, 2,092,405.48 and 862,902.09 is: 1,190,757.90
Step by Step Solution
- Step 1: Write the proportion equation
1,516,295.68 : 2,092,405.48 = 862,902.09 : x - Step 2: Convert to fraction form
1,516,295.68/2,092,405.48 = 862,902.09/x - Step 3: Cross multiply
1,516,295.68x = 2,092,405.48 × 862,902.09 - Step 4: Simplify right side
1,516,295.68x = 1,805,541,059,662.20 - Step 5: Solve for x
x = 1,805,541,059,662.20/1,516,295.68 - Step 6: Final answer
x = 1,190,757.90
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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.