Finding the Fourth Proportional to 1,486,725.12, 2,234,511.36 and 699,310.08
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Solution
The fourth proportional to 1,486,725.12, 2,234,511.36 and 699,310.08 is: 1,051,045.88
Step by Step Solution
- Step 1: Write the proportion equation
1,486,725.12 : 2,234,511.36 = 699,310.08 : x - Step 2: Convert to fraction form
1,486,725.12/2,234,511.36 = 699,310.08/x - Step 3: Cross multiply
1,486,725.12x = 2,234,511.36 × 699,310.08 - Step 4: Simplify right side
1,486,725.12x = 1,562,616,317,922.51 - Step 5: Solve for x
x = 1,562,616,317,922.51/1,486,725.12 - Step 6: Final answer
x = 1,051,045.88
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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.