Finding the Fourth Proportional to 5,227,750.65, 7,841,625.98 and 3,900,646.65
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Solution
The fourth proportional to 5,227,750.65, 7,841,625.98 and 3,900,646.65 is: 5,850,969.98
Step by Step Solution
- Step 1: Write the proportion equation
5,227,750.65 : 7,841,625.98 = 3,900,646.65 : x - Step 2: Convert to fraction form
5,227,750.65/7,841,625.98 = 3,900,646.65/x - Step 3: Cross multiply
5,227,750.65x = 7,841,625.98 × 3,900,646.65 - Step 4: Simplify right side
5,227,750.65x = 30,587,412,089,936.73 - Step 5: Solve for x
x = 30,587,412,089,936.73/5,227,750.65 - Step 6: Final answer
x = 5,850,969.98
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1.5x scale
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.