Finding the Fourth Proportional to 3,086,742.24, 4,630,789.92 and 1,037,328.96
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Solution
The fourth proportional to 3,086,742.24, 4,630,789.92 and 1,037,328.96 is: 1,556,220.80
Step by Step Solution
- Step 1: Write the proportion equation
3,086,742.24 : 4,630,789.92 = 1,037,328.96 : x - Step 2: Convert to fraction form
3,086,742.24/4,630,789.92 = 1,037,328.96/x - Step 3: Cross multiply
3,086,742.24x = 4,630,789.92 × 1,037,328.96 - Step 4: Simplify right side
3,086,742.24x = 4,803,652,491,692.08 - Step 5: Solve for x
x = 4,803,652,491,692.08/3,086,742.24 - Step 6: Final answer
x = 1,556,220.80
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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.