Finding the Fourth Proportional to 1,082,203.66, 1,623,304.14 and 434,072.44
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Solution
The fourth proportional to 1,082,203.66, 1,623,304.14 and 434,072.44 is: 651,108.12
Step by Step Solution
- Step 1: Write the proportion equation
1,082,203.66 : 1,623,304.14 = 434,072.44 : x - Step 2: Convert to fraction form
1,082,203.66/1,623,304.14 = 434,072.44/x - Step 3: Cross multiply
1,082,203.66x = 1,623,304.14 × 434,072.44 - Step 4: Simplify right side
1,082,203.66x = 704,631,588,911.90 - Step 5: Solve for x
x = 704,631,588,911.90/1,082,203.66 - Step 6: Final answer
x = 651,108.12
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1.5x scale
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.