Finding the Fourth Proportional to 4,910,568.24, 6,776,924.91 and 2,976,910.32
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Solution
The fourth proportional to 4,910,568.24, 6,776,924.91 and 2,976,910.32 is: 4,108,342.81
Step by Step Solution
- Step 1: Write the proportion equation
4,910,568.24 : 6,776,924.91 = 2,976,910.32 : x - Step 2: Convert to fraction form
4,910,568.24/6,776,924.91 = 2,976,910.32/x - Step 3: Cross multiply
4,910,568.24x = 6,776,924.91 × 2,976,910.32 - Step 4: Simplify right side
4,910,568.24x = 20,174,297,702,444.07 - Step 5: Solve for x
x = 20,174,297,702,444.07/4,910,568.24 - Step 6: Final answer
x = 4,108,342.81
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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.