Finding the Fourth Proportional to 3,279,129.42, 4,918,841.74 and 1,004,487.82
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Solution
The fourth proportional to 3,279,129.42, 4,918,841.74 and 1,004,487.82 is: 1,506,776.95
Step by Step Solution
- Step 1: Write the proportion equation
3,279,129.42 : 4,918,841.74 = 1,004,487.82 : x - Step 2: Convert to fraction form
3,279,129.42/4,918,841.74 = 1,004,487.82/x - Step 3: Cross multiply
3,279,129.42x = 4,918,841.74 × 1,004,487.82 - Step 4: Simplify right side
3,279,129.42x = 4,940,916,616,337.61 - Step 5: Solve for x
x = 4,940,916,616,337.61/3,279,129.42 - Step 6: Final answer
x = 1,506,776.95
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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.