Finding the Fourth Proportional to 1,157,676.50, 1,597,084.67 and 698,534.99
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Solution
The fourth proportional to 1,157,676.50, 1,597,084.67 and 698,534.99 is: 963,671.22
Step by Step Solution
- Step 1: Write the proportion equation
1,157,676.50 : 1,597,084.67 = 698,534.99 : x - Step 2: Convert to fraction form
1,157,676.50/1,597,084.67 = 698,534.99/x - Step 3: Cross multiply
1,157,676.50x = 1,597,084.67 × 698,534.99 - Step 4: Simplify right side
1,157,676.50x = 1,115,619,523,737.59 - Step 5: Solve for x
x = 1,115,619,523,737.59/1,157,676.50 - Step 6: Final answer
x = 963,671.22
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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.