Finding the Fourth Proportional to 2,371,911.96, 3,273,198.85 and 1,284,174.71
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Solution
The fourth proportional to 2,371,911.96, 3,273,198.85 and 1,284,174.71 is: 1,772,139.63
Step by Step Solution
- Step 1: Write the proportion equation
2,371,911.96 : 3,273,198.85 = 1,284,174.71 : x - Step 2: Convert to fraction form
2,371,911.96/3,273,198.85 = 1,284,174.71/x - Step 3: Cross multiply
2,371,911.96x = 3,273,198.85 × 1,284,174.71 - Step 4: Simplify right side
2,371,911.96x = 4,203,359,183,971.08 - Step 5: Solve for x
x = 4,203,359,183,971.08/2,371,911.96 - Step 6: Final answer
x = 1,772,139.63
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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.