Finding the Fourth Proportional to 1,994,364.75, 2,752,230.66 and 1,088,946.75
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Solution
The fourth proportional to 1,994,364.75, 2,752,230.66 and 1,088,946.75 is: 1,502,750.50
Step by Step Solution
- Step 1: Write the proportion equation
1,994,364.75 : 2,752,230.66 = 1,088,946.75 : x - Step 2: Convert to fraction form
1,994,364.75/2,752,230.66 = 1,088,946.75/x - Step 3: Cross multiply
1,994,364.75x = 2,752,230.66 × 1,088,946.75 - Step 4: Simplify right side
1,994,364.75x = 2,997,032,632,457.36 - Step 5: Solve for x
x = 2,997,032,632,457.36/1,994,364.75 - Step 6: Final answer
x = 1,502,750.50
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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.