Finding the Fourth Proportional to 3,494,228.20, 4,811,340.47 and 3,484,139.12
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Solution
The fourth proportional to 3,494,228.20, 4,811,340.47 and 3,484,139.12 is: 4,797,448.42
Step by Step Solution
- Step 1: Write the proportion equation
3,494,228.20 : 4,811,340.47 = 3,484,139.12 : x - Step 2: Convert to fraction form
3,494,228.20/4,811,340.47 = 3,484,139.12/x - Step 3: Cross multiply
3,494,228.20x = 4,811,340.47 × 3,484,139.12 - Step 4: Simplify right side
3,494,228.20x = 16,763,379,558,839.36 - Step 5: Solve for x
x = 16,763,379,558,839.36/3,494,228.20 - Step 6: Final answer
x = 4,797,448.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.