Finding the Fourth Proportional to 4,694,360.24, 6,478,320.12 and 2,858,904.56
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Solution
The fourth proportional to 4,694,360.24, 6,478,320.12 and 2,858,904.56 is: 3,945,351.01
Step by Step Solution
- Step 1: Write the proportion equation
4,694,360.24 : 6,478,320.12 = 2,858,904.56 : x - Step 2: Convert to fraction form
4,694,360.24/6,478,320.12 = 2,858,904.56/x - Step 3: Cross multiply
4,694,360.24x = 6,478,320.12 × 2,858,904.56 - Step 4: Simplify right side
4,694,360.24x = 18,520,898,932,207.75 - Step 5: Solve for x
x = 18,520,898,932,207.75/4,694,360.24 - Step 6: Final answer
x = 3,945,351.01
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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.