Finding the Fourth Proportional to 3,159,215.98, 4,737,920.01 and 1,029,486.22
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Solution
The fourth proportional to 3,159,215.98, 4,737,920.01 and 1,029,486.22 is: 1,543,934.76
Step by Step Solution
- Step 1: Write the proportion equation
3,159,215.98 : 4,737,920.01 = 1,029,486.22 : x - Step 2: Convert to fraction form
3,159,215.98/4,737,920.01 = 1,029,486.22/x - Step 3: Cross multiply
3,159,215.98x = 4,737,920.01 × 1,029,486.22 - Step 4: Simplify right side
3,159,215.98x = 4,877,623,361,757.26 - Step 5: Solve for x
x = 4,877,623,361,757.26/3,159,215.98 - Step 6: Final answer
x = 1,543,934.76
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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.