Finding the Fourth Proportional to 2,396,490.15, 3,310,763.97 and 1,571,526.42
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Solution
The fourth proportional to 2,396,490.15, 3,310,763.97 and 1,571,526.42 is: 2,171,072.16
Step by Step Solution
- Step 1: Write the proportion equation
2,396,490.15 : 3,310,763.97 = 1,571,526.42 : x - Step 2: Convert to fraction form
2,396,490.15/3,310,763.97 = 1,571,526.42/x - Step 3: Cross multiply
2,396,490.15x = 3,310,763.97 × 1,571,526.42 - Step 4: Simplify right side
2,396,490.15x = 5,202,953,049,239.09 - Step 5: Solve for x
x = 5,202,953,049,239.09/2,396,490.15 - Step 6: Final answer
x = 2,171,072.16
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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.