Finding the Fourth Proportional to 2,332,842.12, 3,219,390.36 and 1,365,881.94
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Solution
The fourth proportional to 2,332,842.12, 3,219,390.36 and 1,365,881.94 is: 1,884,957.03
Step by Step Solution
- Step 1: Write the proportion equation
2,332,842.12 : 3,219,390.36 = 1,365,881.94 : x - Step 2: Convert to fraction form
2,332,842.12/3,219,390.36 = 1,365,881.94/x - Step 3: Cross multiply
2,332,842.12x = 3,219,390.36 × 1,365,881.94 - Step 4: Simplify right side
2,332,842.12x = 4,397,307,150,534.10 - Step 5: Solve for x
x = 4,397,307,150,534.10/2,332,842.12 - Step 6: Final answer
x = 1,884,957.03
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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.