Finding the Fourth Proportional to 3,669,420.42, 5,063,968.33 and 2,037,834.99
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Solution
The fourth proportional to 3,669,420.42, 5,063,968.33 and 2,037,834.99 is: 2,812,305.67
Step by Step Solution
- Step 1: Write the proportion equation
3,669,420.42 : 5,063,968.33 = 2,037,834.99 : x - Step 2: Convert to fraction form
3,669,420.42/5,063,968.33 = 2,037,834.99/x - Step 3: Cross multiply
3,669,420.42x = 5,063,968.33 × 2,037,834.99 - Step 4: Simplify right side
3,669,420.42x = 10,319,531,846,031.28 - Step 5: Solve for x
x = 10,319,531,846,031.28/3,669,420.42 - Step 6: Final answer
x = 2,812,305.67
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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.