Finding the Fourth Proportional to 1,635,750, 2,257,385.16 and 890,725.20
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Solution
The fourth proportional to 1,635,750, 2,257,385.16 and 890,725.20 is: 1,229,228.09
Step by Step Solution
- Step 1: Write the proportion equation
1,635,750 : 2,257,385.16 = 890,725.20 : x - Step 2: Convert to fraction form
1,635,750/2,257,385.16 = 890,725.20/x - Step 3: Cross multiply
1,635,750x = 2,257,385.16 × 890,725.20 - Step 4: Simplify right side
1,635,750x = 2,010,709,848,118.03 - Step 5: Solve for x
x = 2,010,709,848,118.03/1,635,750 - Step 6: Final answer
x = 1,229,228.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.