Finding the Fourth Proportional to 4,879,443.53, 6,733,779.71 and 2,703,783.13
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Solution
The fourth proportional to 4,879,443.53, 6,733,779.71 and 2,703,783.13 is: 3,731,302.53
Step by Step Solution
- Step 1: Write the proportion equation
4,879,443.53 : 6,733,779.71 = 2,703,783.13 : x - Step 2: Convert to fraction form
4,879,443.53/6,733,779.71 = 2,703,783.13/x - Step 3: Cross multiply
4,879,443.53x = 6,733,779.71 × 2,703,783.13 - Step 4: Simplify right side
4,879,443.53x = 18,206,679,981,034.29 - Step 5: Solve for x
x = 18,206,679,981,034.29/4,879,443.53 - Step 6: Final answer
x = 3,731,302.53
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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.