Finding the Fourth Proportional to 2,229,344.87, 3,076,685.66 and 1,262,647.13
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Solution
The fourth proportional to 2,229,344.87, 3,076,685.66 and 1,262,647.13 is: 1,742,560.50
Step by Step Solution
- Step 1: Write the proportion equation
2,229,344.87 : 3,076,685.66 = 1,262,647.13 : x - Step 2: Convert to fraction form
2,229,344.87/3,076,685.66 = 1,262,647.13/x - Step 3: Cross multiply
2,229,344.87x = 3,076,685.66 × 1,262,647.13 - Step 4: Simplify right side
2,229,344.87x = 3,884,768,312,197.92 - Step 5: Solve for x
x = 3,884,768,312,197.92/2,229,344.87 - Step 6: Final answer
x = 1,742,560.50
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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.