Finding the Fourth Proportional to 1,512,089.40, 2,268,134.10 and 565,337.10
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Solution
The fourth proportional to 1,512,089.40, 2,268,134.10 and 565,337.10 is: 848,005.65
Step by Step Solution
- Step 1: Write the proportion equation
1,512,089.40 : 2,268,134.10 = 565,337.10 : x - Step 2: Convert to fraction form
1,512,089.40/2,268,134.10 = 565,337.10/x - Step 3: Cross multiply
1,512,089.40x = 2,268,134.10 × 565,337.10 - Step 4: Simplify right side
1,512,089.40x = 1,282,260,354,505.11 - Step 5: Solve for x
x = 1,282,260,354,505.11/1,512,089.40 - Step 6: Final answer
x = 848,005.65
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1.5x scale
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.