Finding the Fourth Proportional to 1,053,653.68, 1,454,042.12 and 570,218.88
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Solution
The fourth proportional to 1,053,653.68, 1,454,042.12 and 570,218.88 is: 786,902.08
Step by Step Solution
- Step 1: Write the proportion equation
1,053,653.68 : 1,454,042.12 = 570,218.88 : x - Step 2: Convert to fraction form
1,053,653.68/1,454,042.12 = 570,218.88/x - Step 3: Cross multiply
1,053,653.68x = 1,454,042.12 × 570,218.88 - Step 4: Simplify right side
1,053,653.68x = 829,122,269,139.23 - Step 5: Solve for x
x = 829,122,269,139.23/1,053,653.68 - Step 6: Final answer
x = 786,902.08
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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.