Finding the Fourth Proportional to 1,619,934.24, 2,235,530.70 and 894,780.12
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Solution
The fourth proportional to 1,619,934.24, 2,235,530.70 and 894,780.12 is: 1,234,808.41
Step by Step Solution
- Step 1: Write the proportion equation
1,619,934.24 : 2,235,530.70 = 894,780.12 : x - Step 2: Convert to fraction form
1,619,934.24/2,235,530.70 = 894,780.12/x - Step 3: Cross multiply
1,619,934.24x = 2,235,530.70 × 894,780.12 - Step 4: Simplify right side
1,619,934.24x = 2,000,308,428,009.68 - Step 5: Solve for x
x = 2,000,308,428,009.68/1,619,934.24 - Step 6: Final answer
x = 1,234,808.41
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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.