Finding the Fourth Proportional to 3,586,507.04, 5,378,710.80 and 2,953,851.68
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Solution
The fourth proportional to 3,586,507.04, 5,378,710.80 and 2,953,851.68 is: 4,429,912.94
Step by Step Solution
- Step 1: Write the proportion equation
3,586,507.04 : 5,378,710.80 = 2,953,851.68 : x - Step 2: Convert to fraction form
3,586,507.04/5,378,710.80 = 2,953,851.68/x - Step 3: Cross multiply
3,586,507.04x = 5,378,710.80 × 2,953,851.68 - Step 4: Simplify right side
3,586,507.04x = 15,887,913,932,814.14 - Step 5: Solve for x
x = 15,887,913,932,814.14/3,586,507.04 - Step 6: Final answer
x = 4,429,912.94
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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.