Finding the Fourth Proportional to 1,157,677.50, 1,597,086.05 and 698,535.99
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Solution
The fourth proportional to 1,157,677.50, 1,597,086.05 and 698,535.99 is: 963,672.60
Step by Step Solution
- Step 1: Write the proportion equation
1,157,677.50 : 1,597,086.05 = 698,535.99 : x - Step 2: Convert to fraction form
1,157,677.50/1,597,086.05 = 698,535.99/x - Step 3: Cross multiply
1,157,677.50x = 1,597,086.05 × 698,535.99 - Step 4: Simplify right side
1,157,677.50x = 1,115,622,085,051.94 - Step 5: Solve for x
x = 1,115,622,085,051.94/1,157,677.50 - Step 6: Final answer
x = 963,672.60
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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.