Finding the Fourth Proportional to 3,480,241.38, 4,802,674.17 and 1,952,315.70
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Solution
The fourth proportional to 3,480,241.38, 4,802,674.17 and 1,952,315.70 is: 2,694,162.61
Step by Step Solution
- Step 1: Write the proportion equation
3,480,241.38 : 4,802,674.17 = 1,952,315.70 : x - Step 2: Convert to fraction form
3,480,241.38/4,802,674.17 = 1,952,315.70/x - Step 3: Cross multiply
3,480,241.38x = 4,802,674.17 × 1,952,315.70 - Step 4: Simplify right side
3,480,241.38x = 9,376,336,184,075.47 - Step 5: Solve for x
x = 9,376,336,184,075.47/3,480,241.38 - Step 6: Final answer
x = 2,694,162.61
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1.5x scale
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.