Finding the Fourth Proportional to 4,252,025.10, 6,378,061.86 and 1,057,151.28
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Solution
The fourth proportional to 4,252,025.10, 6,378,061.86 and 1,057,151.28 is: 1,585,732.94
Step by Step Solution
- Step 1: Write the proportion equation
4,252,025.10 : 6,378,061.86 = 1,057,151.28 : x - Step 2: Convert to fraction form
4,252,025.10/6,378,061.86 = 1,057,151.28/x - Step 3: Cross multiply
4,252,025.10x = 6,378,061.86 × 1,057,151.28 - Step 4: Simplify right side
4,252,025.10x = 6,742,576,259,218.18 - Step 5: Solve for x
x = 6,742,576,259,218.18/4,252,025.10 - Step 6: Final answer
x = 1,585,732.94
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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.