Finding the Fourth Proportional to 1,432,375.68, 2,148,703.84 and 521,805.60
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Solution
The fourth proportional to 1,432,375.68, 2,148,703.84 and 521,805.60 is: 782,759.52
Step by Step Solution
- Step 1: Write the proportion equation
1,432,375.68 : 2,148,703.84 = 521,805.60 : x - Step 2: Convert to fraction form
1,432,375.68/2,148,703.84 = 521,805.60/x - Step 3: Cross multiply
1,432,375.68x = 2,148,703.84 × 521,805.60 - Step 4: Simplify right side
1,432,375.68x = 1,121,205,696,453.50 - Step 5: Solve for x
x = 1,121,205,696,453.50/1,432,375.68 - Step 6: Final answer
x = 782,759.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.