Finding the Fourth Proportional to 2,332,043.98, 3,216,507.62 and 1,545,687.74
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Solution
The fourth proportional to 2,332,043.98, 3,216,507.62 and 1,545,687.74 is: 2,131,913.65
Step by Step Solution
- Step 1: Write the proportion equation
2,332,043.98 : 3,216,507.62 = 1,545,687.74 : x - Step 2: Convert to fraction form
2,332,043.98/3,216,507.62 = 1,545,687.74/x - Step 3: Cross multiply
2,332,043.98x = 3,216,507.62 × 1,545,687.74 - Step 4: Simplify right side
2,332,043.98x = 4,971,716,393,850.58 - Step 5: Solve for x
x = 4,971,716,393,850.58/2,332,043.98 - Step 6: Final answer
x = 2,131,913.65
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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.