Finding the Fourth Proportional to 1,975,723.20, 2,963,358.41 and 516,910.46
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Solution
The fourth proportional to 1,975,723.20, 2,963,358.41 and 516,910.46 is: 775,306.45
Step by Step Solution
- Step 1: Write the proportion equation
1,975,723.20 : 2,963,358.41 = 516,910.46 : x - Step 2: Convert to fraction form
1,975,723.20/2,963,358.41 = 516,910.46/x - Step 3: Cross multiply
1,975,723.20x = 2,963,358.41 × 516,910.46 - Step 4: Simplify right side
1,975,723.20x = 1,531,790,941,456.62 - Step 5: Solve for x
x = 1,531,790,941,456.62/1,975,723.20 - Step 6: Final answer
x = 775,306.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.