Finding the Fourth Proportional to 3,956,567.70, 5,460,063.42 and 2,237,651.31
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Solution
The fourth proportional to 3,956,567.70, 5,460,063.42 and 2,237,651.31 is: 3,087,958.80
Step by Step Solution
- Step 1: Write the proportion equation
3,956,567.70 : 5,460,063.42 = 2,237,651.31 : x - Step 2: Convert to fraction form
3,956,567.70/5,460,063.42 = 2,237,651.31/x - Step 3: Cross multiply
3,956,567.70x = 5,460,063.42 × 2,237,651.31 - Step 4: Simplify right side
3,956,567.70x = 12,217,718,064,446.08 - Step 5: Solve for x
x = 12,217,718,064,446.08/3,956,567.70 - Step 6: Final answer
x = 3,087,958.80
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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.