Finding the Fourth Proportional to 2,669,093.70, 3,683,351.28 and 1,445,408.88
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Solution
The fourth proportional to 2,669,093.70, 3,683,351.28 and 1,445,408.88 is: 1,994,665.32
Step by Step Solution
- Step 1: Write the proportion equation
2,669,093.70 : 3,683,351.28 = 1,445,408.88 : x - Step 2: Convert to fraction form
2,669,093.70/3,683,351.28 = 1,445,408.88/x - Step 3: Cross multiply
2,669,093.70x = 3,683,351.28 × 1,445,408.88 - Step 4: Simplify right side
2,669,093.70x = 5,323,948,648,271.37 - Step 5: Solve for x
x = 5,323,948,648,271.37/2,669,093.70 - Step 6: Final answer
x = 1,994,665.32
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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.