Finding the Fourth Proportional to 2,545,491.19, 3,512,850.90 and 1,552,117.22
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Solution
The fourth proportional to 2,545,491.19, 3,512,850.90 and 1,552,117.22 is: 2,141,966.30
Step by Step Solution
- Step 1: Write the proportion equation
2,545,491.19 : 3,512,850.90 = 1,552,117.22 : x - Step 2: Convert to fraction form
2,545,491.19/3,512,850.90 = 1,552,117.22/x - Step 3: Cross multiply
2,545,491.19x = 3,512,850.90 × 1,552,117.22 - Step 4: Simplify right side
2,545,491.19x = 5,452,356,355,618.24 - Step 5: Solve for x
x = 5,452,356,355,618.24/2,545,491.19 - Step 6: Final answer
x = 2,141,966.30
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1.5x scale
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.