Finding the Fourth Proportional to 4,151,515.95, 6,227,236.86 and 1,311,628
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Solution
The fourth proportional to 4,151,515.95, 6,227,236.86 and 1,311,628 is: 1,967,430.29
Step by Step Solution
- Step 1: Write the proportion equation
4,151,515.95 : 6,227,236.86 = 1,311,628 : x - Step 2: Convert to fraction form
4,151,515.95/6,227,236.86 = 1,311,628/x - Step 3: Cross multiply
4,151,515.95x = 6,227,236.86 × 1,311,628 - Step 4: Simplify right side
4,151,515.95x = 8,167,818,228,208.08 - Step 5: Solve for x
x = 8,167,818,228,208.08/4,151,515.95 - Step 6: Final answer
x = 1,967,430.29
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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.