Finding the Fourth Proportional to 2,463,967.73, 3,400,239.12 and 1,376,255.18
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Solution
The fourth proportional to 2,463,967.73, 3,400,239.12 and 1,376,255.18 is: 1,899,211.85
Step by Step Solution
- Step 1: Write the proportion equation
2,463,967.73 : 3,400,239.12 = 1,376,255.18 : x - Step 2: Convert to fraction form
2,463,967.73/3,400,239.12 = 1,376,255.18/x - Step 3: Cross multiply
2,463,967.73x = 3,400,239.12 × 1,376,255.18 - Step 4: Simplify right side
2,463,967.73x = 4,679,596,702,138.64 - Step 5: Solve for x
x = 4,679,596,702,138.64/2,463,967.73 - Step 6: Final answer
x = 1,899,211.85
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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.