Finding the Fourth Proportional to 4,111,438.32, 5,674,382.10 and 2,368,768.68
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Solution
The fourth proportional to 4,111,438.32, 5,674,382.10 and 2,368,768.68 is: 3,269,244.86
Step by Step Solution
- Step 1: Write the proportion equation
4,111,438.32 : 5,674,382.10 = 2,368,768.68 : x - Step 2: Convert to fraction form
4,111,438.32/5,674,382.10 = 2,368,768.68/x - Step 3: Cross multiply
4,111,438.32x = 5,674,382.10 × 2,368,768.68 - Step 4: Simplify right side
4,111,438.32x = 13,441,298,596,832.63 - Step 5: Solve for x
x = 13,441,298,596,832.63/4,111,438.32 - Step 6: Final answer
x = 3,269,244.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.