Finding the Fourth Proportional to 4,521,694.79, 6,774,644.30 and 3,768,377.18
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Solution
The fourth proportional to 4,521,694.79, 6,774,644.30 and 3,768,377.18 is: 5,645,983.67
Step by Step Solution
- Step 1: Write the proportion equation
4,521,694.79 : 6,774,644.30 = 3,768,377.18 : x - Step 2: Convert to fraction form
4,521,694.79/6,774,644.30 = 3,768,377.18/x - Step 3: Cross multiply
4,521,694.79x = 6,774,644.30 × 3,768,377.18 - Step 4: Simplify right side
4,521,694.79x = 25,529,414,930,021.96 - Step 5: Solve for x
x = 25,529,414,930,021.96/4,521,694.79 - Step 6: Final answer
x = 5,645,983.67
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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.