Finding the Fourth Proportional to 3,728,560.85, 5,592,844.41 and 1,782,831.63
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Solution
The fourth proportional to 3,728,560.85, 5,592,844.41 and 1,782,831.63 is: 2,674,248.95
Step by Step Solution
- Step 1: Write the proportion equation
3,728,560.85 : 5,592,844.41 = 1,782,831.63 : x - Step 2: Convert to fraction form
3,728,560.85/5,592,844.41 = 1,782,831.63/x - Step 3: Cross multiply
3,728,560.85x = 5,592,844.41 × 1,782,831.63 - Step 4: Simplify right side
3,728,560.85x = 9,971,099,915,816.69 - Step 5: Solve for x
x = 9,971,099,915,816.69/3,728,560.85 - Step 6: Final answer
x = 2,674,248.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.