Finding the Fourth Proportional to 4,163,513.47, 5,747,234.12 and 2,713,561.63
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Solution
The fourth proportional to 4,163,513.47, 5,747,234.12 and 2,713,561.63 is: 3,745,748.42
Step by Step Solution
- Step 1: Write the proportion equation
4,163,513.47 : 5,747,234.12 = 2,713,561.63 : x - Step 2: Convert to fraction form
4,163,513.47/5,747,234.12 = 2,713,561.63/x - Step 3: Cross multiply
4,163,513.47x = 5,747,234.12 × 2,713,561.63 - Step 4: Simplify right side
4,163,513.47x = 15,595,473,986,658.81 - Step 5: Solve for x
x = 15,595,473,986,658.81/4,163,513.47 - Step 6: Final answer
x = 3,745,748.42
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1.5x scale
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.