Finding the Fourth Proportional to 1,164,882.68, 1,608,034.08 and 783,130.94
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Solution
The fourth proportional to 1,164,882.68, 1,608,034.08 and 783,130.94 is: 1,081,054.14
Step by Step Solution
- Step 1: Write the proportion equation
1,164,882.68 : 1,608,034.08 = 783,130.94 : x - Step 2: Convert to fraction form
1,164,882.68/1,608,034.08 = 783,130.94/x - Step 3: Cross multiply
1,164,882.68x = 1,608,034.08 × 783,130.94 - Step 4: Simplify right side
1,164,882.68x = 1,259,301,240,622.44 - Step 5: Solve for x
x = 1,259,301,240,622.44/1,164,882.68 - Step 6: Final answer
x = 1,081,054.14
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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.