Finding the Fourth Proportional to 4,234,697.90, 6,348,475.88 and 1,836,736.46
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Solution
The fourth proportional to 4,234,697.90, 6,348,475.88 and 1,836,736.46 is: 2,753,555.84
Step by Step Solution
- Step 1: Write the proportion equation
4,234,697.90 : 6,348,475.88 = 1,836,736.46 : x - Step 2: Convert to fraction form
4,234,697.90/6,348,475.88 = 1,836,736.46/x - Step 3: Cross multiply
4,234,697.90x = 6,348,475.88 × 1,836,736.46 - Step 4: Simplify right side
4,234,697.90x = 11,660,477,111,743.71 - Step 5: Solve for x
x = 11,660,477,111,743.71/4,234,697.90 - Step 6: Final answer
x = 2,753,555.84
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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.