Finding the Fourth Proportional to 2,430,747.07, 3,351,585.70 and 1,656,836.12
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Solution
The fourth proportional to 2,430,747.07, 3,351,585.70 and 1,656,836.12 is: 2,284,494.47
Step by Step Solution
- Step 1: Write the proportion equation
2,430,747.07 : 3,351,585.70 = 1,656,836.12 : x - Step 2: Convert to fraction form
2,430,747.07/3,351,585.70 = 1,656,836.12/x - Step 3: Cross multiply
2,430,747.07x = 3,351,585.70 × 1,656,836.12 - Step 4: Simplify right side
2,430,747.07x = 5,553,028,238,632.82 - Step 5: Solve for x
x = 5,553,028,238,632.82/2,430,747.07 - Step 6: Final answer
x = 2,284,494.47
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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.