Finding the Fourth Proportional to 2,197,185.82, 3,292,638.14 and 1,235,623.07
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Solution
The fourth proportional to 2,197,185.82, 3,292,638.14 and 1,235,623.07 is: 1,851,668.45
Step by Step Solution
- Step 1: Write the proportion equation
2,197,185.82 : 3,292,638.14 = 1,235,623.07 : x - Step 2: Convert to fraction form
2,197,185.82/3,292,638.14 = 1,235,623.07/x - Step 3: Cross multiply
2,197,185.82x = 3,292,638.14 × 1,235,623.07 - Step 4: Simplify right side
2,197,185.82x = 4,068,459,658,266.54 - Step 5: Solve for x
x = 4,068,459,658,266.54/2,197,185.82 - Step 6: Final answer
x = 1,851,668.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.