Finding the Fourth Proportional to 2,332,126.99, 3,218,338.34 and 1,299,612.13
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Solution
The fourth proportional to 2,332,126.99, 3,218,338.34 and 1,299,612.13 is: 1,793,466.46
Step by Step Solution
- Step 1: Write the proportion equation
2,332,126.99 : 3,218,338.34 = 1,299,612.13 : x - Step 2: Convert to fraction form
2,332,126.99/3,218,338.34 = 1,299,612.13/x - Step 3: Cross multiply
2,332,126.99x = 3,218,338.34 × 1,299,612.13 - Step 4: Simplify right side
2,332,126.99x = 4,182,591,535,437.70 - Step 5: Solve for x
x = 4,182,591,535,437.70/2,332,126.99 - Step 6: Final answer
x = 1,793,466.46
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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.