Finding the Fourth Proportional to 4,125,432.62, 5,692,990.28 and 2,289,796.04
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Solution
The fourth proportional to 4,125,432.62, 5,692,990.28 and 2,289,796.04 is: 3,159,859.29
Step by Step Solution
- Step 1: Write the proportion equation
4,125,432.62 : 5,692,990.28 = 2,289,796.04 : x - Step 2: Convert to fraction form
4,125,432.62/5,692,990.28 = 2,289,796.04/x - Step 3: Cross multiply
4,125,432.62x = 5,692,990.28 × 2,289,796.04 - Step 4: Simplify right side
4,125,432.62x = 13,035,786,598,902.49 - Step 5: Solve for x
x = 13,035,786,598,902.49/4,125,432.62 - Step 6: Final answer
x = 3,159,859.29
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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.