Finding the Fourth Proportional to 2,792,774.53, 4,188,848.10 and 771,305.82
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Solution
The fourth proportional to 2,792,774.53, 4,188,848.10 and 771,305.82 is: 1,156,872.09
Step by Step Solution
- Step 1: Write the proportion equation
2,792,774.53 : 4,188,848.10 = 771,305.82 : x - Step 2: Convert to fraction form
2,792,774.53/4,188,848.10 = 771,305.82/x - Step 3: Cross multiply
2,792,774.53x = 4,188,848.10 × 771,305.82 - Step 4: Simplify right side
2,792,774.53x = 3,230,882,918,625.94 - Step 5: Solve for x
x = 3,230,882,918,625.94/2,792,774.53 - Step 6: Final answer
x = 1,156,872.09
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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.