Finding the Fourth Proportional to 1,739,124.21, 2,608,703.14 and 659,346.40
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Solution
The fourth proportional to 1,739,124.21, 2,608,703.14 and 659,346.40 is: 989,025.98
Step by Step Solution
- Step 1: Write the proportion equation
1,739,124.21 : 2,608,703.14 = 659,346.40 : x - Step 2: Convert to fraction form
1,739,124.21/2,608,703.14 = 659,346.40/x - Step 3: Cross multiply
1,739,124.21x = 2,608,703.14 × 659,346.40 - Step 4: Simplify right side
1,739,124.21x = 1,720,039,024,027.70 - Step 5: Solve for x
x = 1,720,039,024,027.70/1,739,124.21 - Step 6: Final answer
x = 989,025.98
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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.