Finding the Fourth Proportional to 3,194,610.45, 4,408,740.95 and 1,744,440.45
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Solution
The fourth proportional to 3,194,610.45, 4,408,740.95 and 1,744,440.45 is: 2,407,425.31
Step by Step Solution
- Step 1: Write the proportion equation
3,194,610.45 : 4,408,740.95 = 1,744,440.45 : x - Step 2: Convert to fraction form
3,194,610.45/4,408,740.95 = 1,744,440.45/x - Step 3: Cross multiply
3,194,610.45x = 4,408,740.95 × 1,744,440.45 - Step 4: Simplify right side
3,194,610.45x = 7,690,786,038,029.23 - Step 5: Solve for x
x = 7,690,786,038,029.23/3,194,610.45 - Step 6: Final answer
x = 2,407,425.31
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1.5x scale
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.