Finding the Fourth Proportional to 3,457,601.88, 4,765,779.66 and 2,311,263.96
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Solution
The fourth proportional to 3,457,601.88, 4,765,779.66 and 2,311,263.96 is: 3,185,726.74
Step by Step Solution
- Step 1: Write the proportion equation
3,457,601.88 : 4,765,779.66 = 2,311,263.96 : x - Step 2: Convert to fraction form
3,457,601.88/4,765,779.66 = 2,311,263.96/x - Step 3: Cross multiply
3,457,601.88x = 4,765,779.66 × 2,311,263.96 - Step 4: Simplify right side
3,457,601.88x = 11,014,974,769,459.05 - Step 5: Solve for x
x = 11,014,974,769,459.05/3,457,601.88 - Step 6: Final answer
x = 3,185,726.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.