Finding the Fourth Proportional to 4,275,698.88, 5,900,560.32 and 2,440,120.62
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Solution
The fourth proportional to 4,275,698.88, 5,900,560.32 and 2,440,120.62 is: 3,367,421.17
Step by Step Solution
- Step 1: Write the proportion equation
4,275,698.88 : 5,900,560.32 = 2,440,120.62 : x - Step 2: Convert to fraction form
4,275,698.88/5,900,560.32 = 2,440,120.62/x - Step 3: Cross multiply
4,275,698.88x = 5,900,560.32 × 2,440,120.62 - Step 4: Simplify right side
4,275,698.88x = 14,398,078,906,385.80 - Step 5: Solve for x
x = 14,398,078,906,385.80/4,275,698.88 - Step 6: Final answer
x = 3,367,421.17
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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.