Finding the Fourth Proportional to 3,185,654.26, 4,775,955.42 and 1,669,046.32
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Solution
The fourth proportional to 3,185,654.26, 4,775,955.42 and 1,669,046.32 is: 2,502,246.06
Step by Step Solution
- Step 1: Write the proportion equation
3,185,654.26 : 4,775,955.42 = 1,669,046.32 : x - Step 2: Convert to fraction form
3,185,654.26/4,775,955.42 = 1,669,046.32/x - Step 3: Cross multiply
3,185,654.26x = 4,775,955.42 × 1,669,046.32 - Step 4: Simplify right side
3,185,654.26x = 7,971,290,818,235.06 - Step 5: Solve for x
x = 7,971,290,818,235.06/3,185,654.26 - Step 6: Final answer
x = 2,502,246.06
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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.