Finding the Fourth Proportional to 5,154,203.28, 7,719,534.29 and 2,460,420.19
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Solution
The fourth proportional to 5,154,203.28, 7,719,534.29 and 2,460,420.19 is: 3,685,011.44
Step by Step Solution
- Step 1: Write the proportion equation
5,154,203.28 : 7,719,534.29 = 2,460,420.19 : x - Step 2: Convert to fraction form
5,154,203.28/7,719,534.29 = 2,460,420.19/x - Step 3: Cross multiply
5,154,203.28x = 7,719,534.29 × 2,460,420.19 - Step 4: Simplify right side
5,154,203.28x = 18,993,298,040,313.79 - Step 5: Solve for x
x = 18,993,298,040,313.79/5,154,203.28 - Step 6: Final answer
x = 3,685,011.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.