Finding the Fourth Proportional to 2,351,278.08, 3,245,496.96 and 1,384,331.52
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Solution
The fourth proportional to 2,351,278.08, 3,245,496.96 and 1,384,331.52 is: 1,910,809.18
Step by Step Solution
- Step 1: Write the proportion equation
2,351,278.08 : 3,245,496.96 = 1,384,331.52 : x - Step 2: Convert to fraction form
2,351,278.08/3,245,496.96 = 1,384,331.52/x - Step 3: Cross multiply
2,351,278.08x = 3,245,496.96 × 1,384,331.52 - Step 4: Simplify right side
2,351,278.08x = 4,492,843,739,792.18 - Step 5: Solve for x
x = 4,492,843,739,792.18/2,351,278.08 - Step 6: Final answer
x = 1,910,809.18
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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.