Finding the Fourth Proportional to 4,426,243.70, 6,645,586.35 and 3,480,682.10
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Solution
The fourth proportional to 4,426,243.70, 6,645,586.35 and 3,480,682.10 is: 5,225,915.02
Step by Step Solution
- Step 1: Write the proportion equation
4,426,243.70 : 6,645,586.35 = 3,480,682.10 : x - Step 2: Convert to fraction form
4,426,243.70/6,645,586.35 = 3,480,682.10/x - Step 3: Cross multiply
4,426,243.70x = 6,645,586.35 × 3,480,682.10 - Step 4: Simplify right side
4,426,243.70x = 23,131,173,452,449.34 - Step 5: Solve for x
x = 23,131,173,452,449.34/4,426,243.70 - Step 6: Final answer
x = 5,225,915.02
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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.