Finding the Fourth Proportional to 4,327,111.76, 5,971,363.08 and 2,393,220.56
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Solution
The fourth proportional to 4,327,111.76, 5,971,363.08 and 2,393,220.56 is: 3,302,616.08
Step by Step Solution
- Step 1: Write the proportion equation
4,327,111.76 : 5,971,363.08 = 2,393,220.56 : x - Step 2: Convert to fraction form
4,327,111.76/5,971,363.08 = 2,393,220.56/x - Step 3: Cross multiply
4,327,111.76x = 5,971,363.08 × 2,393,220.56 - Step 4: Simplify right side
4,327,111.76x = 14,290,788,894,280.93 - Step 5: Solve for x
x = 14,290,788,894,280.93/4,327,111.76 - Step 6: Final answer
x = 3,302,616.08
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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.