Finding the Fourth Proportional to 2,646,298.62, 3,969,491.46 and 727,197.84
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Solution
The fourth proportional to 2,646,298.62, 3,969,491.46 and 727,197.84 is: 1,090,808.72
Step by Step Solution
- Step 1: Write the proportion equation
2,646,298.62 : 3,969,491.46 = 727,197.84 : x - Step 2: Convert to fraction form
2,646,298.62/3,969,491.46 = 727,197.84/x - Step 3: Cross multiply
2,646,298.62x = 3,969,491.46 × 727,197.84 - Step 4: Simplify right side
2,646,298.62x = 2,886,605,612,883.45 - Step 5: Solve for x
x = 2,886,605,612,883.45/2,646,298.62 - Step 6: Final answer
x = 1,090,808.72
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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.