Finding the Fourth Proportional to 2,229,567.64, 3,076,276.26 and 1,311,836.84
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Solution
The fourth proportional to 2,229,567.64, 3,076,276.26 and 1,311,836.84 is: 1,810,024.71
Step by Step Solution
- Step 1: Write the proportion equation
2,229,567.64 : 3,076,276.26 = 1,311,836.84 : x - Step 2: Convert to fraction form
2,229,567.64/3,076,276.26 = 1,311,836.84/x - Step 3: Cross multiply
2,229,567.64x = 3,076,276.26 × 1,311,836.84 - Step 4: Simplify right side
2,229,567.64x = 4,035,572,527,885.42 - Step 5: Solve for x
x = 4,035,572,527,885.42/2,229,567.64 - Step 6: Final answer
x = 1,810,024.71
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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.