Finding the Fourth Proportional to 2,847,651.96, 4,269,903.30 and 2,164,783.08
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Solution
The fourth proportional to 2,847,651.96, 4,269,903.30 and 2,164,783.08 is: 3,245,977.58
Step by Step Solution
- Step 1: Write the proportion equation
2,847,651.96 : 4,269,903.30 = 2,164,783.08 : x - Step 2: Convert to fraction form
2,847,651.96/4,269,903.30 = 2,164,783.08/x - Step 3: Cross multiply
2,847,651.96x = 4,269,903.30 × 2,164,783.08 - Step 4: Simplify right side
2,847,651.96x = 9,243,414,417,076.16 - Step 5: Solve for x
x = 9,243,414,417,076.16/2,847,651.96 - Step 6: Final answer
x = 3,245,977.58
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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.