Finding the Fourth Proportional to 2,714,446.09, 3,745,786.98 and 1,490,911.93
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Solution
The fourth proportional to 2,714,446.09, 3,745,786.98 and 1,490,911.93 is: 2,057,376.83
Step by Step Solution
- Step 1: Write the proportion equation
2,714,446.09 : 3,745,786.98 = 1,490,911.93 : x - Step 2: Convert to fraction form
2,714,446.09/3,745,786.98 = 1,490,911.93/x - Step 3: Cross multiply
2,714,446.09x = 3,745,786.98 × 1,490,911.93 - Step 4: Simplify right side
2,714,446.09x = 5,584,638,495,720.67 - Step 5: Solve for x
x = 5,584,638,495,720.67/2,714,446.09 - Step 6: Final answer
x = 2,057,376.83
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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.