Finding the Fourth Proportional to 4,304,386.18, 5,940,321.58 and 2,370,646.25
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Solution
The fourth proportional to 4,304,386.18, 5,940,321.58 and 2,370,646.25 is: 3,271,639.79
Step by Step Solution
- Step 1: Write the proportion equation
4,304,386.18 : 5,940,321.58 = 2,370,646.25 : x - Step 2: Convert to fraction form
4,304,386.18/5,940,321.58 = 2,370,646.25/x - Step 3: Cross multiply
4,304,386.18x = 5,940,321.58 × 2,370,646.25 - Step 4: Simplify right side
4,304,386.18x = 14,082,401,077,421.07 - Step 5: Solve for x
x = 14,082,401,077,421.07/4,304,386.18 - Step 6: Final answer
x = 3,271,639.79
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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.