Finding the Fourth Proportional to 3,445,311.56, 5,168,440.28 and 1,170,225.18
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Solution
The fourth proportional to 3,445,311.56, 5,168,440.28 and 1,170,225.18 is: 1,755,498.41
Step by Step Solution
- Step 1: Write the proportion equation
3,445,311.56 : 5,168,440.28 = 1,170,225.18 : x - Step 2: Convert to fraction form
3,445,311.56/5,168,440.28 = 1,170,225.18/x - Step 3: Cross multiply
3,445,311.56x = 5,168,440.28 × 1,170,225.18 - Step 4: Simplify right side
3,445,311.56x = 6,048,238,951,131.13 - Step 5: Solve for x
x = 6,048,238,951,131.13/3,445,311.56 - Step 6: Final answer
x = 1,755,498.41
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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.