Finding the Fourth Proportional to 1,228,047.99, 1,841,985.66 and 459,399.09
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Solution
The fourth proportional to 1,228,047.99, 1,841,985.66 and 459,399.09 is: 689,066.35
Step by Step Solution
- Step 1: Write the proportion equation
1,228,047.99 : 1,841,985.66 = 459,399.09 : x - Step 2: Convert to fraction form
1,228,047.99/1,841,985.66 = 459,399.09/x - Step 3: Cross multiply
1,228,047.99x = 1,841,985.66 × 459,399.09 - Step 4: Simplify right side
1,228,047.99x = 846,206,544,627.24 - Step 5: Solve for x
x = 846,206,544,627.24/1,228,047.99 - Step 6: Final answer
x = 689,066.35
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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.