Finding the Fourth Proportional to 3,176,241.42, 4,382,857.36 and 1,799,290.23
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Solution
The fourth proportional to 3,176,241.42, 4,382,857.36 and 1,799,290.23 is: 2,482,818.96
Step by Step Solution
- Step 1: Write the proportion equation
3,176,241.42 : 4,382,857.36 = 1,799,290.23 : x - Step 2: Convert to fraction form
3,176,241.42/4,382,857.36 = 1,799,290.23/x - Step 3: Cross multiply
3,176,241.42x = 4,382,857.36 × 1,799,290.23 - Step 4: Simplify right side
3,176,241.42x = 7,886,032,418,335.14 - Step 5: Solve for x
x = 7,886,032,418,335.14/3,176,241.42 - Step 6: Final answer
x = 2,482,818.96
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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.