Finding the Fourth Proportional to 3,394,467.36, 4,683,199.12 and 2,104,843.68
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Solution
The fourth proportional to 3,394,467.36, 4,683,199.12 and 2,104,843.68 is: 2,903,961.37
Step by Step Solution
- Step 1: Write the proportion equation
3,394,467.36 : 4,683,199.12 = 2,104,843.68 : x - Step 2: Convert to fraction form
3,394,467.36/4,683,199.12 = 2,104,843.68/x - Step 3: Cross multiply
3,394,467.36x = 4,683,199.12 × 2,104,843.68 - Step 4: Simplify right side
3,394,467.36x = 9,857,402,069,913.56 - Step 5: Solve for x
x = 9,857,402,069,913.56/3,394,467.36 - Step 6: Final answer
x = 2,903,961.37
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1.5x scale
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.