Finding the Fourth Proportional to 3,731,516.91, 5,592,886.79 and 2,135,181.87
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Solution
The fourth proportional to 3,731,516.91, 5,592,886.79 and 2,135,181.87 is: 3,200,261.65
Step by Step Solution
- Step 1: Write the proportion equation
3,731,516.91 : 5,592,886.79 = 2,135,181.87 : x - Step 2: Convert to fraction form
3,731,516.91/5,592,886.79 = 2,135,181.87/x - Step 3: Cross multiply
3,731,516.91x = 5,592,886.79 × 2,135,181.87 - Step 4: Simplify right side
3,731,516.91x = 11,941,830,464,294.59 - Step 5: Solve for x
x = 11,941,830,464,294.59/3,731,516.91 - Step 6: Final answer
x = 3,200,261.65
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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.