Finding the Fourth Proportional to 1,023,609.68, 1,412,583.24 and 570,929.84
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Solution
The fourth proportional to 1,023,609.68, 1,412,583.24 and 570,929.84 is: 787,884.23
Step by Step Solution
- Step 1: Write the proportion equation
1,023,609.68 : 1,412,583.24 = 570,929.84 : x - Step 2: Convert to fraction form
1,023,609.68/1,412,583.24 = 570,929.84/x - Step 3: Cross multiply
1,023,609.68x = 1,412,583.24 × 570,929.84 - Step 4: Simplify right side
1,023,609.68x = 806,485,923,199.88 - Step 5: Solve for x
x = 806,485,923,199.88/1,023,609.68 - Step 6: Final answer
x = 787,884.23
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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.