Finding the Fourth Proportional to 748,877.70, 1,121,566.95 and 733,844.10
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Solution
The fourth proportional to 748,877.70, 1,121,566.95 and 733,844.10 is: 1,099,051.67
Step by Step Solution
- Step 1: Write the proportion equation
748,877.70 : 1,121,566.95 = 733,844.10 : x - Step 2: Convert to fraction form
748,877.70/1,121,566.95 = 733,844.10/x - Step 3: Cross multiply
748,877.70x = 1,121,566.95 × 733,844.10 - Step 4: Simplify right side
748,877.70x = 823,055,289,012.50 - Step 5: Solve for x
x = 823,055,289,012.50/748,877.70 - Step 6: Final answer
x = 1,099,051.67
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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.