Finding the Fourth Proportional to 4,913,807.01, 6,781,060.17 and 2,738,302.44
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Solution
The fourth proportional to 4,913,807.01, 6,781,060.17 and 2,738,302.44 is: 3,778,860.99
Step by Step Solution
- Step 1: Write the proportion equation
4,913,807.01 : 6,781,060.17 = 2,738,302.44 : x - Step 2: Convert to fraction form
4,913,807.01/6,781,060.17 = 2,738,302.44/x - Step 3: Cross multiply
4,913,807.01x = 6,781,060.17 × 2,738,302.44 - Step 4: Simplify right side
4,913,807.01x = 18,568,593,609,297.81 - Step 5: Solve for x
x = 18,568,593,609,297.81/4,913,807.01 - Step 6: Final answer
x = 3,778,860.99
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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.