Finding the Fourth Proportional to 2,953,660.68, 4,430,427.42 and 823,688.04
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Solution
The fourth proportional to 2,953,660.68, 4,430,427.42 and 823,688.04 is: 1,235,514.32
Step by Step Solution
- Step 1: Write the proportion equation
2,953,660.68 : 4,430,427.42 = 823,688.04 : x - Step 2: Convert to fraction form
2,953,660.68/4,430,427.42 = 823,688.04/x - Step 3: Cross multiply
2,953,660.68x = 4,430,427.42 × 823,688.04 - Step 4: Simplify right side
2,953,660.68x = 3,649,290,077,942.06 - Step 5: Solve for x
x = 3,649,290,077,942.06/2,953,660.68 - Step 6: Final answer
x = 1,235,514.32
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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.