Finding the Fourth Proportional to 2,119,680.36, 3,179,539.76 and 603,362.70
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Solution
The fourth proportional to 2,119,680.36, 3,179,539.76 and 603,362.70 is: 905,049.52
Step by Step Solution
- Step 1: Write the proportion equation
2,119,680.36 : 3,179,539.76 = 603,362.70 : x - Step 2: Convert to fraction form
2,119,680.36/3,179,539.76 = 603,362.70/x - Step 3: Cross multiply
2,119,680.36x = 3,179,539.76 × 603,362.70 - Step 4: Simplify right side
2,119,680.36x = 1,918,415,689,041.81 - Step 5: Solve for x
x = 1,918,415,689,041.81/2,119,680.36 - Step 6: Final answer
x = 905,049.52
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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.