Finding the Fourth Proportional to 1,064,121.70, 1,468,519.16 and 580,718.06
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Solution
The fourth proportional to 1,064,121.70, 1,468,519.16 and 580,718.06 is: 801,407.96
Step by Step Solution
- Step 1: Write the proportion equation
1,064,121.70 : 1,468,519.16 = 580,718.06 : x - Step 2: Convert to fraction form
1,064,121.70/1,468,519.16 = 580,718.06/x - Step 3: Cross multiply
1,064,121.70x = 1,468,519.16 × 580,718.06 - Step 4: Simplify right side
1,064,121.70x = 852,795,597,668.03 - Step 5: Solve for x
x = 852,795,597,668.03/1,064,121.70 - Step 6: Final answer
x = 801,407.96
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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.