Finding the Fourth Proportional to 4,581,989.68, 6,322,774.80 and 2,648,374.96
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Solution
The fourth proportional to 4,581,989.68, 6,322,774.80 and 2,648,374.96 is: 3,654,543.03
Step by Step Solution
- Step 1: Write the proportion equation
4,581,989.68 : 6,322,774.80 = 2,648,374.96 : x - Step 2: Convert to fraction form
4,581,989.68/6,322,774.80 = 2,648,374.96/x - Step 3: Cross multiply
4,581,989.68x = 6,322,774.80 × 2,648,374.96 - Step 4: Simplify right side
4,581,989.68x = 16,745,078,458,039.01 - Step 5: Solve for x
x = 16,745,078,458,039.01/4,581,989.68 - Step 6: Final answer
x = 3,654,543.03
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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.