Finding the Fourth Proportional to 3,042,832.14, 4,199,239.62 and 1,684,705.14
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Solution
The fourth proportional to 3,042,832.14, 4,199,239.62 and 1,684,705.14 is: 2,324,965.77
Step by Step Solution
- Step 1: Write the proportion equation
3,042,832.14 : 4,199,239.62 = 1,684,705.14 : x - Step 2: Convert to fraction form
3,042,832.14/4,199,239.62 = 1,684,705.14/x - Step 3: Cross multiply
3,042,832.14x = 4,199,239.62 × 1,684,705.14 - Step 4: Simplify right side
3,042,832.14x = 7,074,480,571,905.65 - Step 5: Solve for x
x = 7,074,480,571,905.65/3,042,832.14 - Step 6: Final answer
x = 2,324,965.77
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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.