Finding the Fourth Proportional to 2,953,816.62, 4,430,331.25 and 823,722.36
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Solution
The fourth proportional to 2,953,816.62, 4,430,331.25 and 823,722.36 is: 1,235,473.76
Step by Step Solution
- Step 1: Write the proportion equation
2,953,816.62 : 4,430,331.25 = 823,722.36 : x - Step 2: Convert to fraction form
2,953,816.62/4,430,331.25 = 823,722.36/x - Step 3: Cross multiply
2,953,816.62x = 4,430,331.25 × 823,722.36 - Step 4: Simplify right side
2,953,816.62x = 3,649,362,919,079.31 - Step 5: Solve for x
x = 3,649,362,919,079.31/2,953,816.62 - Step 6: Final answer
x = 1,235,473.76
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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.