Finding the Fourth Proportional to 5,591,560.74, 8,386,356.75 and 1,492,932.70
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Solution
The fourth proportional to 5,591,560.74, 8,386,356.75 and 1,492,932.70 is: 2,239,136.23
Step by Step Solution
- Step 1: Write the proportion equation
5,591,560.74 : 8,386,356.75 = 1,492,932.70 : x - Step 2: Convert to fraction form
5,591,560.74/8,386,356.75 = 1,492,932.70/x - Step 3: Cross multiply
5,591,560.74x = 8,386,356.75 × 1,492,932.70 - Step 4: Simplify right side
5,591,560.74x = 12,520,266,225,940.72 - Step 5: Solve for x
x = 12,520,266,225,940.72/5,591,560.74 - Step 6: Final answer
x = 2,239,136.23
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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.