Finding the Fourth Proportional to 3,895,486.02, 5,375,759.40 and 2,176,607.84
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Solution
The fourth proportional to 3,895,486.02, 5,375,759.40 and 2,176,607.84 is: 3,003,712.49
Step by Step Solution
- Step 1: Write the proportion equation
3,895,486.02 : 5,375,759.40 = 2,176,607.84 : x - Step 2: Convert to fraction form
3,895,486.02/5,375,759.40 = 2,176,607.84/x - Step 3: Cross multiply
3,895,486.02x = 5,375,759.40 × 2,176,607.84 - Step 4: Simplify right side
3,895,486.02x = 11,700,920,029,114.90 - Step 5: Solve for x
x = 11,700,920,029,114.90/3,895,486.02 - Step 6: Final answer
x = 3,003,712.49
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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.