Finding the Fourth Proportional to 2,154,534.12, 3,230,807.58 and 637,674.66
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Solution
The fourth proportional to 2,154,534.12, 3,230,807.58 and 637,674.66 is: 956,217.92
Step by Step Solution
- Step 1: Write the proportion equation
2,154,534.12 : 3,230,807.58 = 637,674.66 : x - Step 2: Convert to fraction form
2,154,534.12/3,230,807.58 = 637,674.66/x - Step 3: Cross multiply
2,154,534.12x = 3,230,807.58 × 637,674.66 - Step 4: Simplify right side
2,154,534.12x = 2,060,204,125,101.92 - Step 5: Solve for x
x = 2,060,204,125,101.92/2,154,534.12 - Step 6: Final answer
x = 956,217.92
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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.