Finding the Third Proportional to 2,138,719.50 and 2,905,539.75
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Solution
The third proportional to 2,138,719.50 and 2,905,539.75 is: 3,947,297.08
Step by Step Solution
- Step 1: Write the proportion equation
2,138,719.50 : 2,905,539.75 = 2,905,539.75 : x - Step 2: Convert to fraction form
2,138,719.50/2,905,539.75 = 2,905,539.75/x - Step 3: Cross multiply
2,138,719.50x = 2,905,539.75 × 2,905,539.75 - Step 4: Simplify right side
2,138,719.50x = 8,442,161,238,830.06 - Step 5: Solve for x
x = 8,442,161,238,830.06/2,138,719.50 - Step 6: Final answer
x = 3,947,297.08
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.