Finding the Fourth Proportional to 2,998,519.08, 4,497,775.12 and 976,759.73
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Solution
The fourth proportional to 2,998,519.08, 4,497,775.12 and 976,759.73 is: 1,465,138.46
Step by Step Solution
- Step 1: Write the proportion equation
2,998,519.08 : 4,497,775.12 = 976,759.73 : x - Step 2: Convert to fraction form
2,998,519.08/4,497,775.12 = 976,759.73/x - Step 3: Cross multiply
2,998,519.08x = 4,497,775.12 × 976,759.73 - Step 4: Simplify right side
2,998,519.08x = 4,393,245,607,410.65 - Step 5: Solve for x
x = 4,393,245,607,410.65/2,998,519.08 - Step 6: Final answer
x = 1,465,138.46
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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.