Finding the Fourth Proportional to 3,213,742.22, 4,426,450.71 and 2,395,323.08
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Solution
The fourth proportional to 3,213,742.22, 4,426,450.71 and 2,395,323.08 is: 3,299,200.38
Step by Step Solution
- Step 1: Write the proportion equation
3,213,742.22 : 4,426,450.71 = 2,395,323.08 : x - Step 2: Convert to fraction form
3,213,742.22/4,426,450.71 = 2,395,323.08/x - Step 3: Cross multiply
3,213,742.22x = 4,426,450.71 × 2,395,323.08 - Step 4: Simplify right side
3,213,742.22x = 10,602,779,548,145.39 - Step 5: Solve for x
x = 10,602,779,548,145.39/3,213,742.22 - Step 6: Final answer
x = 3,299,200.38
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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.