Finding the Fourth Proportional to 2,573,234.19, 3,551,051.79 and 1,470,647.21
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Solution
The fourth proportional to 2,573,234.19, 3,551,051.79 and 1,470,647.21 is: 2,029,486.63
Step by Step Solution
- Step 1: Write the proportion equation
2,573,234.19 : 3,551,051.79 = 1,470,647.21 : x - Step 2: Convert to fraction form
2,573,234.19/3,551,051.79 = 1,470,647.21/x - Step 3: Cross multiply
2,573,234.19x = 3,551,051.79 × 1,470,647.21 - Step 4: Simplify right side
2,573,234.19x = 5,222,344,389,773.75 - Step 5: Solve for x
x = 5,222,344,389,773.75/2,573,234.19 - Step 6: Final answer
x = 2,029,486.63
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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.