Finding the Fourth Proportional to 2,439,455.82, 3,366,497.74 and 1,420,926.18
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Solution
The fourth proportional to 2,439,455.82, 3,366,497.74 and 1,420,926.18 is: 1,960,906.50
Step by Step Solution
- Step 1: Write the proportion equation
2,439,455.82 : 3,366,497.74 = 1,420,926.18 : x - Step 2: Convert to fraction form
2,439,455.82/3,366,497.74 = 1,420,926.18/x - Step 3: Cross multiply
2,439,455.82x = 3,366,497.74 × 1,420,926.18 - Step 4: Simplify right side
2,439,455.82x = 4,783,544,773,676.83 - Step 5: Solve for x
x = 4,783,544,773,676.83/2,439,455.82 - Step 6: Final answer
x = 1,960,906.50
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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.