Finding the Fourth Proportional to 2,080,011.60, 2,870,252.33 and 1,149,680.12
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Solution
The fourth proportional to 2,080,011.60, 2,870,252.33 and 1,149,680.12 is: 1,586,468.09
Step by Step Solution
- Step 1: Write the proportion equation
2,080,011.60 : 2,870,252.33 = 1,149,680.12 : x - Step 2: Convert to fraction form
2,080,011.60/2,870,252.33 = 1,149,680.12/x - Step 3: Cross multiply
2,080,011.60x = 2,870,252.33 × 1,149,680.12 - Step 4: Simplify right side
2,080,011.60x = 3,299,872,023,085.02 - Step 5: Solve for x
x = 3,299,872,023,085.02/2,080,011.60 - Step 6: Final answer
x = 1,586,468.09
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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.