Finding the Fourth Proportional to 3,311,076.96, 4,965,565.68 and 1,417,309.92
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Solution
The fourth proportional to 3,311,076.96, 4,965,565.68 and 1,417,309.92 is: 2,125,515.53
Step by Step Solution
- Step 1: Write the proportion equation
3,311,076.96 : 4,965,565.68 = 1,417,309.92 : x - Step 2: Convert to fraction form
3,311,076.96/4,965,565.68 = 1,417,309.92/x - Step 3: Cross multiply
3,311,076.96x = 4,965,565.68 × 1,417,309.92 - Step 4: Simplify right side
3,311,076.96x = 7,037,745,496,675.55 - Step 5: Solve for x
x = 7,037,745,496,675.55/3,311,076.96 - Step 6: Final answer
x = 2,125,515.53
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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.