Finding the Fourth Proportional to 2,856,756.88, 3,942,313.68 and 1,567,618.84
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Solution
The fourth proportional to 2,856,756.88, 3,942,313.68 and 1,567,618.84 is: 2,163,308.06
Step by Step Solution
- Step 1: Write the proportion equation
2,856,756.88 : 3,942,313.68 = 1,567,618.84 : x - Step 2: Convert to fraction form
2,856,756.88/3,942,313.68 = 1,567,618.84/x - Step 3: Cross multiply
2,856,756.88x = 3,942,313.68 × 1,567,618.84 - Step 4: Simplify right side
2,856,756.88x = 6,180,045,197,957.73 - Step 5: Solve for x
x = 6,180,045,197,957.73/2,856,756.88 - Step 6: Final answer
x = 2,163,308.06
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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.