Finding the Fourth Proportional to 2,089,147.20, 3,133,706.88 and 1,008,398.28
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Solution
The fourth proportional to 2,089,147.20, 3,133,706.88 and 1,008,398.28 is: 1,512,590.70
Step by Step Solution
- Step 1: Write the proportion equation
2,089,147.20 : 3,133,706.88 = 1,008,398.28 : x - Step 2: Convert to fraction form
2,089,147.20/3,133,706.88 = 1,008,398.28/x - Step 3: Cross multiply
2,089,147.20x = 3,133,706.88 × 1,008,398.28 - Step 4: Simplify right side
2,089,147.20x = 3,160,024,627,816.17 - Step 5: Solve for x
x = 3,160,024,627,816.17/2,089,147.20 - Step 6: Final answer
x = 1,512,590.70
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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.