Finding the Fourth Proportional to 3,066,981.08, 4,232,433.42 and 1,690,324.44
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Solution
The fourth proportional to 3,066,981.08, 4,232,433.42 and 1,690,324.44 is: 2,332,647.47
Step by Step Solution
- Step 1: Write the proportion equation
3,066,981.08 : 4,232,433.42 = 1,690,324.44 : x - Step 2: Convert to fraction form
3,066,981.08/4,232,433.42 = 1,690,324.44/x - Step 3: Cross multiply
3,066,981.08x = 4,232,433.42 × 1,690,324.44 - Step 4: Simplify right side
3,066,981.08x = 7,154,185,650,498.78 - Step 5: Solve for x
x = 7,154,185,650,498.78/3,066,981.08 - Step 6: Final answer
x = 2,332,647.47
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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.