Finding the Fourth Proportional to 3,084,409.30, 4,256,617.84 and 1,707,752.98
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Solution
The fourth proportional to 3,084,409.30, 4,256,617.84 and 1,707,752.98 is: 2,356,772.75
Step by Step Solution
- Step 1: Write the proportion equation
3,084,409.30 : 4,256,617.84 = 1,707,752.98 : x - Step 2: Convert to fraction form
3,084,409.30/4,256,617.84 = 1,707,752.98/x - Step 3: Cross multiply
3,084,409.30x = 4,256,617.84 × 1,707,752.98 - Step 4: Simplify right side
3,084,409.30x = 7,269,251,800,981.16 - Step 5: Solve for x
x = 7,269,251,800,981.16/3,084,409.30 - Step 6: Final answer
x = 2,356,772.75
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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.