Finding the Fourth Proportional to 4,515,666.11, 6,231,622.48 and 2,450,681.13
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Solution
The fourth proportional to 4,515,666.11, 6,231,622.48 and 2,450,681.13 is: 3,381,941.72
Step by Step Solution
- Step 1: Write the proportion equation
4,515,666.11 : 6,231,622.48 = 2,450,681.13 : x - Step 2: Convert to fraction form
4,515,666.11/6,231,622.48 = 2,450,681.13/x - Step 3: Cross multiply
4,515,666.11x = 6,231,622.48 × 2,450,681.13 - Step 4: Simplify right side
4,515,666.11x = 15,271,719,614,893.10 - Step 5: Solve for x
x = 15,271,719,614,893.10/4,515,666.11 - Step 6: Final answer
x = 3,381,941.72
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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.