Finding the Fourth Proportional to 1,638,267.68, 2,458,508.20 and 573,318.97
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Solution
The fourth proportional to 1,638,267.68, 2,458,508.20 and 573,318.97 is: 860,365.74
Step by Step Solution
- Step 1: Write the proportion equation
1,638,267.68 : 2,458,508.20 = 573,318.97 : x - Step 2: Convert to fraction form
1,638,267.68/2,458,508.20 = 573,318.97/x - Step 3: Cross multiply
1,638,267.68x = 2,458,508.20 × 573,318.97 - Step 4: Simplify right side
1,638,267.68x = 1,409,509,381,380.99 - Step 5: Solve for x
x = 1,409,509,381,380.99/1,638,267.68 - Step 6: Final answer
x = 860,365.74
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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.