Finding the Fourth Proportional to 3,070,795.98, 4,237,674.81 and 1,694,197.74
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Solution
The fourth proportional to 3,070,795.98, 4,237,674.81 and 1,694,197.74 is: 2,337,979.84
Step by Step Solution
- Step 1: Write the proportion equation
3,070,795.98 : 4,237,674.81 = 1,694,197.74 : x - Step 2: Convert to fraction form
3,070,795.98/4,237,674.81 = 1,694,197.74/x - Step 3: Cross multiply
3,070,795.98x = 4,237,674.81 × 1,694,197.74 - Step 4: Simplify right side
3,070,795.98x = 7,179,459,085,956.93 - Step 5: Solve for x
x = 7,179,459,085,956.93/3,070,795.98 - Step 6: Final answer
x = 2,337,979.84
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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.