Finding the Fourth Proportional to 4,896,615.10, 7,344,922.65 and 3,776,871.10
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Solution
The fourth proportional to 4,896,615.10, 7,344,922.65 and 3,776,871.10 is: 5,665,306.65
Step by Step Solution
- Step 1: Write the proportion equation
4,896,615.10 : 7,344,922.65 = 3,776,871.10 : x - Step 2: Convert to fraction form
4,896,615.10/7,344,922.65 = 3,776,871.10/x - Step 3: Cross multiply
4,896,615.10x = 7,344,922.65 × 3,776,871.10 - Step 4: Simplify right side
4,896,615.10x = 27,740,826,088,520.42 - Step 5: Solve for x
x = 27,740,826,088,520.42/4,896,615.10 - Step 6: Final answer
x = 5,665,306.65
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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.