Finding the Fourth Proportional to 1,097,988.99, 1,515,224.37 and 614,554.05
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Solution
The fourth proportional to 1,097,988.99, 1,515,224.37 and 614,554.05 is: 848,084.34
Step by Step Solution
- Step 1: Write the proportion equation
1,097,988.99 : 1,515,224.37 = 614,554.05 : x - Step 2: Convert to fraction form
1,097,988.99/1,515,224.37 = 614,554.05/x - Step 3: Cross multiply
1,097,988.99x = 1,515,224.37 × 614,554.05 - Step 4: Simplify right side
1,097,988.99x = 931,187,273,242.20 - Step 5: Solve for x
x = 931,187,273,242.20/1,097,988.99 - Step 6: Final answer
x = 848,084.34
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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.