Finding the Fourth Proportional to 1,999,042.55, 2,998,561.48 and 651,202.96
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Solution
The fourth proportional to 1,999,042.55, 2,998,561.48 and 651,202.96 is: 976,803.67
Step by Step Solution
- Step 1: Write the proportion equation
1,999,042.55 : 2,998,561.48 = 651,202.96 : x - Step 2: Convert to fraction form
1,999,042.55/2,998,561.48 = 651,202.96/x - Step 3: Cross multiply
1,999,042.55x = 2,998,561.48 × 651,202.96 - Step 4: Simplify right side
1,999,042.55x = 1,952,672,108,015.87 - Step 5: Solve for x
x = 1,952,672,108,015.87/1,999,042.55 - Step 6: Final answer
x = 976,803.67
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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.