Finding the Fourth Proportional to 4,051,282.80, 5,590,756.44 and 2,240,407.92
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Solution
The fourth proportional to 4,051,282.80, 5,590,756.44 and 2,240,407.92 is: 3,091,755.28
Step by Step Solution
- Step 1: Write the proportion equation
4,051,282.80 : 5,590,756.44 = 2,240,407.92 : x - Step 2: Convert to fraction form
4,051,282.80/5,590,756.44 = 2,240,407.92/x - Step 3: Cross multiply
4,051,282.80x = 5,590,756.44 × 2,240,407.92 - Step 4: Simplify right side
4,051,282.80x = 12,525,575,006,967.01 - Step 5: Solve for x
x = 12,525,575,006,967.01/4,051,282.80 - Step 6: Final answer
x = 3,091,755.28
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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.