Finding the Fourth Proportional to 1,970,079.84, 2,955,120.57 and 474,171.84
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Solution
The fourth proportional to 1,970,079.84, 2,955,120.57 and 474,171.84 is: 711,257.95
Step by Step Solution
- Step 1: Write the proportion equation
1,970,079.84 : 2,955,120.57 = 474,171.84 : x - Step 2: Convert to fraction form
1,970,079.84/2,955,120.57 = 474,171.84/x - Step 3: Cross multiply
1,970,079.84x = 2,955,120.57 × 474,171.84 - Step 4: Simplify right side
1,970,079.84x = 1,401,234,958,098.75 - Step 5: Solve for x
x = 1,401,234,958,098.75/1,970,079.84 - Step 6: Final answer
x = 711,257.95
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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.