Finding the Fourth Proportional to 5,691,953.20, 7,854,957.73 and 3,113,634.00
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Solution
The fourth proportional to 5,691,953.20, 7,854,957.73 and 3,113,634.00 is: 4,296,849.00
Step by Step Solution
- Step 1: Write the proportion equation
5,691,953.20 : 7,854,957.73 = 3,113,634.00 : x - Step 2: Convert to fraction form
5,691,953.20/7,854,957.73 = 3,113,634.00/x - Step 3: Cross multiply
5,691,953.20x = 7,854,957.73 × 3,113,634.00 - Step 4: Simplify right side
5,691,953.20x = 24,457,463,428,140.52 - Step 5: Solve for x
x = 24,457,463,428,140.52/5,691,953.20 - Step 6: Final answer
x = 4,296,849.00
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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.