Finding the Fourth Proportional to 1,113,992.26, 1,670,469.99 and 403,991.62
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Solution
The fourth proportional to 1,113,992.26, 1,670,469.99 and 403,991.62 is: 605,799.43
Step by Step Solution
- Step 1: Write the proportion equation
1,113,992.26 : 1,670,469.99 = 403,991.62 : x - Step 2: Convert to fraction form
1,113,992.26/1,670,469.99 = 403,991.62/x - Step 3: Cross multiply
1,113,992.26x = 1,670,469.99 × 403,991.62 - Step 4: Simplify right side
1,113,992.26x = 674,855,877,421.48 - Step 5: Solve for x
x = 674,855,877,421.48/1,113,992.26 - Step 6: Final answer
x = 605,799.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.