Finding the Fourth Proportional to 2,289,148.02, 3,429,232.62 and 1,327,583.49
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Solution
The fourth proportional to 2,289,148.02, 3,429,232.62 and 1,327,583.49 is: 1,988,771.62
Step by Step Solution
- Step 1: Write the proportion equation
2,289,148.02 : 3,429,232.62 = 1,327,583.49 : x - Step 2: Convert to fraction form
2,289,148.02/3,429,232.62 = 1,327,583.49/x - Step 3: Cross multiply
2,289,148.02x = 3,429,232.62 × 1,327,583.49 - Step 4: Simplify right side
2,289,148.02x = 4,552,592,609,681.44 - Step 5: Solve for x
x = 4,552,592,609,681.44/2,289,148.02 - Step 6: Final answer
x = 1,988,771.62
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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.