Finding the Fourth Proportional to 2,751,497.57, 4,125,965.51 and 1,021,161.90
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Solution
The fourth proportional to 2,751,497.57, 4,125,965.51 and 1,021,161.90 is: 1,531,267.50
Step by Step Solution
- Step 1: Write the proportion equation
2,751,497.57 : 4,125,965.51 = 1,021,161.90 : x - Step 2: Convert to fraction form
2,751,497.57/4,125,965.51 = 1,021,161.90/x - Step 3: Cross multiply
2,751,497.57x = 4,125,965.51 × 1,021,161.90 - Step 4: Simplify right side
2,751,497.57x = 4,213,278,797,551.35 - Step 5: Solve for x
x = 4,213,278,797,551.35/2,751,497.57 - Step 6: Final answer
x = 1,531,267.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.