Finding the Fourth Proportional to 4,148,955.88, 6,211,697.78 and 2,199,241.96
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Solution
The fourth proportional to 4,148,955.88, 6,211,697.78 and 2,199,241.96 is: 3,292,642.00
Step by Step Solution
- Step 1: Write the proportion equation
4,148,955.88 : 6,211,697.78 = 2,199,241.96 : x - Step 2: Convert to fraction form
4,148,955.88/6,211,697.78 = 2,199,241.96/x - Step 3: Cross multiply
4,148,955.88x = 6,211,697.78 × 2,199,241.96 - Step 4: Simplify right side
4,148,955.88x = 13,661,026,395,683.38 - Step 5: Solve for x
x = 13,661,026,395,683.38/4,148,955.88 - Step 6: Final answer
x = 3,292,642.00
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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.