Finding the Fourth Proportional to 2,151,037.20, 3,226,644.84 and 634,720.14
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Solution
The fourth proportional to 2,151,037.20, 3,226,644.84 and 634,720.14 is: 952,106.48
Step by Step Solution
- Step 1: Write the proportion equation
2,151,037.20 : 3,226,644.84 = 634,720.14 : x - Step 2: Convert to fraction form
2,151,037.20/3,226,644.84 = 634,720.14/x - Step 3: Cross multiply
2,151,037.20x = 3,226,644.84 × 634,720.14 - Step 4: Simplify right side
2,151,037.20x = 2,048,016,464,575.08 - Step 5: Solve for x
x = 2,048,016,464,575.08/2,151,037.20 - Step 6: Final answer
x = 952,106.48
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1.5x scale
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.