Finding the Fourth Proportional to 5,478,324.21, 7,562,508.81 and 3,273,964.68
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Solution
The fourth proportional to 5,478,324.21, 7,562,508.81 and 3,273,964.68 is: 4,519,518.34
Step by Step Solution
- Step 1: Write the proportion equation
5,478,324.21 : 7,562,508.81 = 3,273,964.68 : x - Step 2: Convert to fraction form
5,478,324.21/7,562,508.81 = 3,273,964.68/x - Step 3: Cross multiply
5,478,324.21x = 7,562,508.81 × 3,273,964.68 - Step 4: Simplify right side
5,478,324.21x = 24,759,386,736,128.83 - Step 5: Solve for x
x = 24,759,386,736,128.83/5,478,324.21 - Step 6: Final answer
x = 4,519,518.34
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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.