Finding the Fourth Proportional to 1,399,609.75, 2,099,247.95 and 823,577.35
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Solution
The fourth proportional to 1,399,609.75, 2,099,247.95 and 823,577.35 is: 1,235,267.94
Step by Step Solution
- Step 1: Write the proportion equation
1,399,609.75 : 2,099,247.95 = 823,577.35 : x - Step 2: Convert to fraction form
1,399,609.75/2,099,247.95 = 823,577.35/x - Step 3: Cross multiply
1,399,609.75x = 2,099,247.95 × 823,577.35 - Step 4: Simplify right side
1,399,609.75x = 1,728,893,059,536.05 - Step 5: Solve for x
x = 1,728,893,059,536.05/1,399,609.75 - Step 6: Final answer
x = 1,235,267.94
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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.