Finding the Fourth Proportional to 5,702,682.56, 7,869,701.76 and 3,124,460.96
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Solution
The fourth proportional to 5,702,682.56, 7,869,701.76 and 3,124,460.96 is: 4,311,756.03
Step by Step Solution
- Step 1: Write the proportion equation
5,702,682.56 : 7,869,701.76 = 3,124,460.96 : x - Step 2: Convert to fraction form
5,702,682.56/7,869,701.76 = 3,124,460.96/x - Step 3: Cross multiply
5,702,682.56x = 7,869,701.76 × 3,124,460.96 - Step 4: Simplify right side
5,702,682.56x = 24,588,575,915,963.29 - Step 5: Solve for x
x = 24,588,575,915,963.29/5,702,682.56 - Step 6: Final answer
x = 4,311,756.03
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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.