Finding the Fourth Proportional to 4,267,061.97, 6,400,421.64 and 2,351,769.99
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Solution
The fourth proportional to 4,267,061.97, 6,400,421.64 and 2,351,769.99 is: 3,527,560.57
Step by Step Solution
- Step 1: Write the proportion equation
4,267,061.97 : 6,400,421.64 = 2,351,769.99 : x - Step 2: Convert to fraction form
4,267,061.97/6,400,421.64 = 2,351,769.99/x - Step 3: Cross multiply
4,267,061.97x = 6,400,421.64 × 2,351,769.99 - Step 4: Simplify right side
4,267,061.97x = 15,052,319,536,298.58 - Step 5: Solve for x
x = 15,052,319,536,298.58/4,267,061.97 - Step 6: Final answer
x = 3,527,560.57
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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.