Finding the Fourth Proportional to 5,674,805.34, 8,512,117.70 and 2,640,474.06
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Solution
The fourth proportional to 5,674,805.34, 8,512,117.70 and 2,640,474.06 is: 3,960,669.07
Step by Step Solution
- Step 1: Write the proportion equation
5,674,805.34 : 8,512,117.70 = 2,640,474.06 : x - Step 2: Convert to fraction form
5,674,805.34/8,512,117.70 = 2,640,474.06/x - Step 3: Cross multiply
5,674,805.34x = 8,512,117.70 × 2,640,474.06 - Step 4: Simplify right side
5,674,805.34x = 22,476,025,969,314.49 - Step 5: Solve for x
x = 22,476,025,969,314.49/5,674,805.34 - Step 6: Final answer
x = 3,960,669.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.