Finding the Fourth Proportional to 2,080,106.40, 3,119,929.20 and 584,349.60
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Solution
The fourth proportional to 2,080,106.40, 3,119,929.20 and 584,349.60 is: 876,459.68
Step by Step Solution
- Step 1: Write the proportion equation
2,080,106.40 : 3,119,929.20 = 584,349.60 : x - Step 2: Convert to fraction form
2,080,106.40/3,119,929.20 = 584,349.60/x - Step 3: Cross multiply
2,080,106.40x = 3,119,929.20 × 584,349.60 - Step 4: Simplify right side
2,080,106.40x = 1,823,129,380,048.32 - Step 5: Solve for x
x = 1,823,129,380,048.32/2,080,106.40 - Step 6: Final answer
x = 876,459.68
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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.