Finding the Fourth Proportional to 2,336,441.32, 3,223,497.06 and 1,905,977.32
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Solution
The fourth proportional to 2,336,441.32, 3,223,497.06 and 1,905,977.32 is: 2,629,602.65
Step by Step Solution
- Step 1: Write the proportion equation
2,336,441.32 : 3,223,497.06 = 1,905,977.32 : x - Step 2: Convert to fraction form
2,336,441.32/3,223,497.06 = 1,905,977.32/x - Step 3: Cross multiply
2,336,441.32x = 3,223,497.06 × 1,905,977.32 - Step 4: Simplify right side
2,336,441.32x = 6,143,912,287,446.68 - Step 5: Solve for x
x = 6,143,912,287,446.68/2,336,441.32 - Step 6: Final answer
x = 2,629,602.65
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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.