Finding the Fourth Proportional to 4,223,724.71, 6,281,253.21 and 4,089,202.34
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Solution
The fourth proportional to 4,223,724.71, 6,281,253.21 and 4,089,202.34 is: 6,081,200.14
Step by Step Solution
- Step 1: Write the proportion equation
4,223,724.71 : 6,281,253.21 = 4,089,202.34 : x - Step 2: Convert to fraction form
4,223,724.71/6,281,253.21 = 4,089,202.34/x - Step 3: Cross multiply
4,223,724.71x = 6,281,253.21 × 4,089,202.34 - Step 4: Simplify right side
4,223,724.71x = 25,685,315,304,018.50 - Step 5: Solve for x
x = 25,685,315,304,018.50/4,223,724.71 - Step 6: Final answer
x = 6,081,200.14
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.