Finding the Fourth Proportional to 3,025,309.80, 4,537,964.70 and 1,131,805.20
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Solution
The fourth proportional to 3,025,309.80, 4,537,964.70 and 1,131,805.20 is: 1,697,707.80
Step by Step Solution
- Step 1: Write the proportion equation
3,025,309.80 : 4,537,964.70 = 1,131,805.20 : x - Step 2: Convert to fraction form
3,025,309.80/4,537,964.70 = 1,131,805.20/x - Step 3: Cross multiply
3,025,309.80x = 4,537,964.70 × 1,131,805.20 - Step 4: Simplify right side
3,025,309.80x = 5,136,092,044,876.44 - Step 5: Solve for x
x = 5,136,092,044,876.44/3,025,309.80 - Step 6: Final answer
x = 1,697,707.80
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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.