Finding the Fourth Proportional to 1,246,628.73, 1,720,324.27 and 702,764.88
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Solution
The fourth proportional to 1,246,628.73, 1,720,324.27 and 702,764.88 is: 969,802.36
Step by Step Solution
- Step 1: Write the proportion equation
1,246,628.73 : 1,720,324.27 = 702,764.88 : x - Step 2: Convert to fraction form
1,246,628.73/1,720,324.27 = 702,764.88/x - Step 3: Cross multiply
1,246,628.73x = 1,720,324.27 × 702,764.88 - Step 4: Simplify right side
1,246,628.73x = 1,208,983,488,110.11 - Step 5: Solve for x
x = 1,208,983,488,110.11/1,246,628.73 - Step 6: Final answer
x = 969,802.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.