Finding the Fourth Proportional to 4,877,634.92, 7,316,830.92 and 1,465,655.18
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Solution
The fourth proportional to 4,877,634.92, 7,316,830.92 and 1,465,655.18 is: 2,198,596.52
Step by Step Solution
- Step 1: Write the proportion equation
4,877,634.92 : 7,316,830.92 = 1,465,655.18 : x - Step 2: Convert to fraction form
4,877,634.92/7,316,830.92 = 1,465,655.18/x - Step 3: Cross multiply
4,877,634.92x = 7,316,830.92 × 1,465,655.18 - Step 4: Simplify right side
4,877,634.92x = 10,723,951,139,082.16 - Step 5: Solve for x
x = 10,723,951,139,082.16/4,877,634.92 - Step 6: Final answer
x = 2,198,596.52
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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.