Finding the Fourth Proportional to 1,633,254.96, 2,449,876.98 and 418,830.26
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Solution
The fourth proportional to 1,633,254.96, 2,449,876.98 and 418,830.26 is: 628,243.99
Step by Step Solution
- Step 1: Write the proportion equation
1,633,254.96 : 2,449,876.98 = 418,830.26 : x - Step 2: Convert to fraction form
1,633,254.96/2,449,876.98 = 418,830.26/x - Step 3: Cross multiply
1,633,254.96x = 2,449,876.98 × 418,830.26 - Step 4: Simplify right side
1,633,254.96x = 1,026,082,612,501.41 - Step 5: Solve for x
x = 1,026,082,612,501.41/1,633,254.96 - Step 6: Final answer
x = 628,243.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.