Finding the Fourth Proportional to 1,053,575.99, 1,453,934.88 and 570,141.14
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Solution
The fourth proportional to 1,053,575.99, 1,453,934.88 and 570,141.14 is: 786,794.78
Step by Step Solution
- Step 1: Write the proportion equation
1,053,575.99 : 1,453,934.88 = 570,141.14 : x - Step 2: Convert to fraction form
1,053,575.99/1,453,934.88 = 570,141.14/x - Step 3: Cross multiply
1,053,575.99x = 1,453,934.88 × 570,141.14 - Step 4: Simplify right side
1,053,575.99x = 828,948,091,465.77 - Step 5: Solve for x
x = 828,948,091,465.77/1,053,575.99 - Step 6: Final answer
x = 786,794.78
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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.