Finding the Fourth Proportional to 4,445,840.76, 6,135,266.28 and 2,408,650.26
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Solution
The fourth proportional to 4,445,840.76, 6,135,266.28 and 2,408,650.26 is: 3,323,940.63
Step by Step Solution
- Step 1: Write the proportion equation
4,445,840.76 : 6,135,266.28 = 2,408,650.26 : x - Step 2: Convert to fraction form
4,445,840.76/6,135,266.28 = 2,408,650.26/x - Step 3: Cross multiply
4,445,840.76x = 6,135,266.28 × 2,408,650.26 - Step 4: Simplify right side
4,445,840.76x = 14,777,710,720,491.23 - Step 5: Solve for x
x = 14,777,710,720,491.23/4,445,840.76 - Step 6: Final answer
x = 3,323,940.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.