Finding the Fourth Proportional to 4,137,471.44, 6,206,214.72 and 1,297,803.68
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Solution
The fourth proportional to 4,137,471.44, 6,206,214.72 and 1,297,803.68 is: 1,946,707.89
Step by Step Solution
- Step 1: Write the proportion equation
4,137,471.44 : 6,206,214.72 = 1,297,803.68 : x - Step 2: Convert to fraction form
4,137,471.44/6,206,214.72 = 1,297,803.68/x - Step 3: Cross multiply
4,137,471.44x = 6,206,214.72 × 1,297,803.68 - Step 4: Simplify right side
4,137,471.44x = 8,054,448,302,486.17 - Step 5: Solve for x
x = 8,054,448,302,486.17/4,137,471.44 - Step 6: Final answer
x = 1,946,707.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.