Finding the Fourth Proportional to 2,731,944.25, 3,766,578.37 and 2,240,101.68
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Solution
The fourth proportional to 2,731,944.25, 3,766,578.37 and 2,240,101.68 is: 3,088,466.59
Step by Step Solution
- Step 1: Write the proportion equation
2,731,944.25 : 3,766,578.37 = 2,240,101.68 : x - Step 2: Convert to fraction form
2,731,944.25/3,766,578.37 = 2,240,101.68/x - Step 3: Cross multiply
2,731,944.25x = 3,766,578.37 × 2,240,101.68 - Step 4: Simplify right side
2,731,944.25x = 8,437,518,534,488.66 - Step 5: Solve for x
x = 8,437,518,534,488.66/2,731,944.25 - Step 6: Final answer
x = 3,088,466.59
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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.