Finding the Fourth Proportional to 2,371,918.17, 3,273,207.39 and 1,284,180.92
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Solution
The fourth proportional to 2,371,918.17, 3,273,207.39 and 1,284,180.92 is: 1,772,148.18
Step by Step Solution
- Step 1: Write the proportion equation
2,371,918.17 : 3,273,207.39 = 1,284,180.92 : x - Step 2: Convert to fraction form
2,371,918.17/3,273,207.39 = 1,284,180.92/x - Step 3: Cross multiply
2,371,918.17x = 3,273,207.39 × 1,284,180.92 - Step 4: Simplify right side
2,371,918.17x = 4,203,390,462,837.08 - Step 5: Solve for x
x = 4,203,390,462,837.08/2,371,918.17 - Step 6: Final answer
x = 1,772,148.18
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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.