Finding the Fourth Proportional to 4,156,479.30, 6,236,515.08 and 2,235,144.84
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Solution
The fourth proportional to 4,156,479.30, 6,236,515.08 and 2,235,144.84 is: 3,353,683.13
Step by Step Solution
- Step 1: Write the proportion equation
4,156,479.30 : 6,236,515.08 = 2,235,144.84 : x - Step 2: Convert to fraction form
4,156,479.30/6,236,515.08 = 2,235,144.84/x - Step 3: Cross multiply
4,156,479.30x = 6,236,515.08 × 2,235,144.84 - Step 4: Simplify right side
4,156,479.30x = 13,939,514,500,644.19 - Step 5: Solve for x
x = 13,939,514,500,644.19/4,156,479.30 - Step 6: Final answer
x = 3,353,683.13
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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.