Finding the Fourth Proportional to 2,332,129.78, 3,218,295.36 and 1,299,614.82
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Solution
The fourth proportional to 2,332,129.78, 3,218,295.36 and 1,299,614.82 is: 1,793,444.08
Step by Step Solution
- Step 1: Write the proportion equation
2,332,129.78 : 3,218,295.36 = 1,299,614.82 : x - Step 2: Convert to fraction form
2,332,129.78/3,218,295.36 = 1,299,614.82/x - Step 3: Cross multiply
2,332,129.78x = 3,218,295.36 × 1,299,614.82 - Step 4: Simplify right side
2,332,129.78x = 4,182,544,344,993.24 - Step 5: Solve for x
x = 4,182,544,344,993.24/2,332,129.78 - Step 6: Final answer
x = 1,793,444.08
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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.