Finding the Fourth Proportional to 2,893,814.75, 3,993,537.68 and 1,587,118.82
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Solution
The fourth proportional to 2,893,814.75, 3,993,537.68 and 1,587,118.82 is: 2,190,264.18
Step by Step Solution
- Step 1: Write the proportion equation
2,893,814.75 : 3,993,537.68 = 1,587,118.82 : x - Step 2: Convert to fraction form
2,893,814.75/3,993,537.68 = 1,587,118.82/x - Step 3: Cross multiply
2,893,814.75x = 3,993,537.68 × 1,587,118.82 - Step 4: Simplify right side
2,893,814.75x = 6,338,218,808,514.92 - Step 5: Solve for x
x = 6,338,218,808,514.92/2,893,814.75 - Step 6: Final answer
x = 2,190,264.18
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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.