Finding the Fourth Proportional to 2,277,491.73, 3,142,830.02 and 1,245,052.77
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Solution
The fourth proportional to 2,277,491.73, 3,142,830.02 and 1,245,052.77 is: 1,718,113.47
Step by Step Solution
- Step 1: Write the proportion equation
2,277,491.73 : 3,142,830.02 = 1,245,052.77 : x - Step 2: Convert to fraction form
2,277,491.73/3,142,830.02 = 1,245,052.77/x - Step 3: Cross multiply
2,277,491.73x = 3,142,830.02 × 1,245,052.77 - Step 4: Simplify right side
2,277,491.73x = 3,912,989,215,814.89 - Step 5: Solve for x
x = 3,912,989,215,814.89/2,277,491.73 - Step 6: Final answer
x = 1,718,113.47
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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.