Finding the Fourth Proportional to 3,739,135.42, 5,611,223.58 and 1,310,310.46
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Solution
The fourth proportional to 3,739,135.42, 5,611,223.58 and 1,310,310.46 is: 1,966,348.93
Step by Step Solution
- Step 1: Write the proportion equation
3,739,135.42 : 5,611,223.58 = 1,310,310.46 : x - Step 2: Convert to fraction form
3,739,135.42/5,611,223.58 = 1,310,310.46/x - Step 3: Cross multiply
3,739,135.42x = 5,611,223.58 × 1,310,310.46 - Step 4: Simplify right side
3,739,135.42x = 7,352,444,950,272.65 - Step 5: Solve for x
x = 7,352,444,950,272.65/3,739,135.42 - Step 6: Final answer
x = 1,966,348.93
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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.