Finding the Fourth Proportional to 2,181,431.70, 3,272,311.58 and 583,959.42
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Solution
The fourth proportional to 2,181,431.70, 3,272,311.58 and 583,959.42 is: 875,983.04
Step by Step Solution
- Step 1: Write the proportion equation
2,181,431.70 : 3,272,311.58 = 583,959.42 : x - Step 2: Convert to fraction form
2,181,431.70/3,272,311.58 = 583,959.42/x - Step 3: Cross multiply
2,181,431.70x = 3,272,311.58 × 583,959.42 - Step 4: Simplify right side
2,181,431.70x = 1,910,897,169,396.29 - Step 5: Solve for x
x = 1,910,897,169,396.29/2,181,431.70 - Step 6: Final answer
x = 875,983.04
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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.