Finding the Fourth Proportional to 4,253,402.80, 6,380,104.20 and 1,556,831.80
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Solution
The fourth proportional to 4,253,402.80, 6,380,104.20 and 1,556,831.80 is: 2,335,247.70
Step by Step Solution
- Step 1: Write the proportion equation
4,253,402.80 : 6,380,104.20 = 1,556,831.80 : x - Step 2: Convert to fraction form
4,253,402.80/6,380,104.20 = 1,556,831.80/x - Step 3: Cross multiply
4,253,402.80x = 6,380,104.20 × 1,556,831.80 - Step 4: Simplify right side
4,253,402.80x = 9,932,749,105,873.56 - Step 5: Solve for x
x = 9,932,749,105,873.56/4,253,402.80 - Step 6: Final answer
x = 2,335,247.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.