Finding the Fourth Proportional to 2,632,964.70, 3,949,447.05 and 2,235,368.10
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Solution
The fourth proportional to 2,632,964.70, 3,949,447.05 and 2,235,368.10 is: 3,353,052.15
Step by Step Solution
- Step 1: Write the proportion equation
2,632,964.70 : 3,949,447.05 = 2,235,368.10 : x - Step 2: Convert to fraction form
2,632,964.70/3,949,447.05 = 2,235,368.10/x - Step 3: Cross multiply
2,632,964.70x = 3,949,447.05 × 2,235,368.10 - Step 4: Simplify right side
2,632,964.70x = 8,828,467,948,209.11 - Step 5: Solve for x
x = 8,828,467,948,209.11/2,632,964.70 - Step 6: Final answer
x = 3,353,052.15
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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.