Finding the Fourth Proportional to 3,736,953.66, 5,156,995.98 and 2,018,073.99
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Solution
The fourth proportional to 3,736,953.66, 5,156,995.98 and 2,018,073.99 is: 2,784,942.07
Step by Step Solution
- Step 1: Write the proportion equation
3,736,953.66 : 5,156,995.98 = 2,018,073.99 : x - Step 2: Convert to fraction form
3,736,953.66/5,156,995.98 = 2,018,073.99/x - Step 3: Cross multiply
3,736,953.66x = 5,156,995.98 × 2,018,073.99 - Step 4: Simplify right side
3,736,953.66x = 10,407,199,453,772.56 - Step 5: Solve for x
x = 10,407,199,453,772.56/3,736,953.66 - Step 6: Final answer
x = 2,784,942.07
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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.