Finding the Fourth Proportional to 1,000,544.08, 1,381,962.60 and 728,180.08
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Solution
The fourth proportional to 1,000,544.08, 1,381,962.60 and 728,180.08 is: 1,005,770.42
Step by Step Solution
- Step 1: Write the proportion equation
1,000,544.08 : 1,381,962.60 = 728,180.08 : x - Step 2: Convert to fraction form
1,000,544.08/1,381,962.60 = 728,180.08/x - Step 3: Cross multiply
1,000,544.08x = 1,381,962.60 × 728,180.08 - Step 4: Simplify right side
1,000,544.08x = 1,006,317,636,625.01 - Step 5: Solve for x
x = 1,006,317,636,625.01/1,000,544.08 - Step 6: Final answer
x = 1,005,770.42
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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.