Finding the Fourth Proportional to 3,042,830.13, 4,199,236.86 and 1,684,703.13
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Solution
The fourth proportional to 3,042,830.13, 4,199,236.86 and 1,684,703.13 is: 2,324,963.00
Step by Step Solution
- Step 1: Write the proportion equation
3,042,830.13 : 4,199,236.86 = 1,684,703.13 : x - Step 2: Convert to fraction form
3,042,830.13/4,199,236.86 = 1,684,703.13/x - Step 3: Cross multiply
3,042,830.13x = 4,199,236.86 × 1,684,703.13 - Step 4: Simplify right side
3,042,830.13x = 7,074,467,481,653.37 - Step 5: Solve for x
x = 7,074,467,481,653.37/3,042,830.13 - Step 6: Final answer
x = 2,324,963.00
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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.