Finding the Fourth Proportional to 5,651,432.66, 7,798,888.13 and 3,073,090.88
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Solution
The fourth proportional to 5,651,432.66, 7,798,888.13 and 3,073,090.88 is: 4,240,817.05
Step by Step Solution
- Step 1: Write the proportion equation
5,651,432.66 : 7,798,888.13 = 3,073,090.88 : x - Step 2: Convert to fraction form
5,651,432.66/7,798,888.13 = 3,073,090.88/x - Step 3: Cross multiply
5,651,432.66x = 7,798,888.13 × 3,073,090.88 - Step 4: Simplify right side
5,651,432.66x = 23,966,691,990,575.02 - Step 5: Solve for x
x = 23,966,691,990,575.02/5,651,432.66 - Step 6: Final answer
x = 4,240,817.05
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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.