Finding the Fourth Proportional to 3,397,665.99, 4,687,723.35 and 1,927,332.39
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Solution
The fourth proportional to 3,397,665.99, 4,687,723.35 and 1,927,332.39 is: 2,659,119.84
Step by Step Solution
- Step 1: Write the proportion equation
3,397,665.99 : 4,687,723.35 = 1,927,332.39 : x - Step 2: Convert to fraction form
3,397,665.99/4,687,723.35 = 1,927,332.39/x - Step 3: Cross multiply
3,397,665.99x = 4,687,723.35 × 1,927,332.39 - Step 4: Simplify right side
3,397,665.99x = 9,034,801,047,814.31 - Step 5: Solve for x
x = 9,034,801,047,814.31/3,397,665.99 - Step 6: Final answer
x = 2,659,119.84
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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.