Finding the Fourth Proportional to 4,411,856.20, 6,618,848.20 and 1,532,803.98
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Solution
The fourth proportional to 4,411,856.20, 6,618,848.20 and 1,532,803.98 is: 2,299,575.60
Step by Step Solution
- Step 1: Write the proportion equation
4,411,856.20 : 6,618,848.20 = 1,532,803.98 : x - Step 2: Convert to fraction form
4,411,856.20/6,618,848.20 = 1,532,803.98/x - Step 3: Cross multiply
4,411,856.20x = 6,618,848.20 × 1,532,803.98 - Step 4: Simplify right side
4,411,856.20x = 10,145,396,863,975.84 - Step 5: Solve for x
x = 10,145,396,863,975.84/4,411,856.20 - Step 6: Final answer
x = 2,299,575.60
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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.