Finding the Fourth Proportional to 917,850.66, 1,262,141.91 and 796,780.14
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Solution
The fourth proportional to 917,850.66, 1,262,141.91 and 796,780.14 is: 1,095,657.12
Step by Step Solution
- Step 1: Write the proportion equation
917,850.66 : 1,262,141.91 = 796,780.14 : x - Step 2: Convert to fraction form
917,850.66/1,262,141.91 = 796,780.14/x - Step 3: Cross multiply
917,850.66x = 1,262,141.91 × 796,780.14 - Step 4: Simplify right side
917,850.66x = 1,005,649,607,749.67 - Step 5: Solve for x
x = 1,005,649,607,749.67/917,850.66 - Step 6: Final answer
x = 1,095,657.12
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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.