Finding the Fourth Proportional to 4,732,876.68, 6,531,888.81 and 2,746,449.87
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Solution
The fourth proportional to 4,732,876.68, 6,531,888.81 and 2,746,449.87 is: 3,790,401.99
Step by Step Solution
- Step 1: Write the proportion equation
4,732,876.68 : 6,531,888.81 = 2,746,449.87 : x - Step 2: Convert to fraction form
4,732,876.68/6,531,888.81 = 2,746,449.87/x - Step 3: Cross multiply
4,732,876.68x = 6,531,888.81 × 2,746,449.87 - Step 4: Simplify right side
4,732,876.68x = 17,939,505,173,078.95 - Step 5: Solve for x
x = 17,939,505,173,078.95/4,732,876.68 - Step 6: Final answer
x = 3,790,401.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.