Finding the Fourth Proportional to 2,614,129.07, 3,921,196.68 and 817,021.96
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Solution
The fourth proportional to 2,614,129.07, 3,921,196.68 and 817,021.96 is: 1,225,533.90
Step by Step Solution
- Step 1: Write the proportion equation
2,614,129.07 : 3,921,196.68 = 817,021.96 : x - Step 2: Convert to fraction form
2,614,129.07/3,921,196.68 = 817,021.96/x - Step 3: Cross multiply
2,614,129.07x = 3,921,196.68 × 817,021.96 - Step 4: Simplify right side
2,614,129.07x = 3,203,703,787,236.10 - Step 5: Solve for x
x = 3,203,703,787,236.10/2,614,129.07 - Step 6: Final answer
x = 1,225,533.90
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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.