Finding the Fourth Proportional to 3,777,260.58, 5,661,767.43 and 1,859,491.62
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Solution
The fourth proportional to 3,777,260.58, 5,661,767.43 and 1,859,491.62 is: 2,787,207.52
Step by Step Solution
- Step 1: Write the proportion equation
3,777,260.58 : 5,661,767.43 = 1,859,491.62 : x - Step 2: Convert to fraction form
3,777,260.58/5,661,767.43 = 1,859,491.62/x - Step 3: Cross multiply
3,777,260.58x = 5,661,767.43 × 1,859,491.62 - Step 4: Simplify right side
3,777,260.58x = 10,528,009,090,473.94 - Step 5: Solve for x
x = 10,528,009,090,473.94/3,777,260.58 - Step 6: Final answer
x = 2,787,207.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.