Finding the Fourth Proportional to 3,442,374.45, 4,750,450.53 and 1,893,602.87
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Solution
The fourth proportional to 3,442,374.45, 4,750,450.53 and 1,893,602.87 is: 2,613,157.53
Step by Step Solution
- Step 1: Write the proportion equation
3,442,374.45 : 4,750,450.53 = 1,893,602.87 : x - Step 2: Convert to fraction form
3,442,374.45/4,750,450.53 = 1,893,602.87/x - Step 3: Cross multiply
3,442,374.45x = 4,750,450.53 × 1,893,602.87 - Step 4: Simplify right side
3,442,374.45x = 8,995,466,728,914.76 - Step 5: Solve for x
x = 8,995,466,728,914.76/3,442,374.45 - Step 6: Final answer
x = 2,613,157.53
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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.