Finding the Fourth Proportional to 2,516,925.16, 3,473,436.90 and 1,371,042.28
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Solution
The fourth proportional to 2,516,925.16, 3,473,436.90 and 1,371,042.28 is: 1,892,082.02
Step by Step Solution
- Step 1: Write the proportion equation
2,516,925.16 : 3,473,436.90 = 1,371,042.28 : x - Step 2: Convert to fraction form
2,516,925.16/3,473,436.90 = 1,371,042.28/x - Step 3: Cross multiply
2,516,925.16x = 3,473,436.90 × 1,371,042.28 - Step 4: Simplify right side
2,516,925.16x = 4,762,228,846,812.13 - Step 5: Solve for x
x = 4,762,228,846,812.13/2,516,925.16 - Step 6: Final answer
x = 1,892,082.02
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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.