Finding the Fourth Proportional to 4,122,107.63, 5,688,599.86 and 2,286,506.28
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Solution
The fourth proportional to 4,122,107.63, 5,688,599.86 and 2,286,506.28 is: 3,155,429.33
Step by Step Solution
- Step 1: Write the proportion equation
4,122,107.63 : 5,688,599.86 = 2,286,506.28 : x - Step 2: Convert to fraction form
4,122,107.63/5,688,599.86 = 2,286,506.28/x - Step 3: Cross multiply
4,122,107.63x = 5,688,599.86 × 2,286,506.28 - Step 4: Simplify right side
4,122,107.63x = 13,007,019,304,297.12 - Step 5: Solve for x
x = 13,007,019,304,297.12/4,122,107.63 - Step 6: Final answer
x = 3,155,429.33
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1.5x scale
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.