Finding the Fourth Proportional to 1,684,378.15, 2,524,178.81 and 1,303,525.98
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Solution
The fourth proportional to 1,684,378.15, 2,524,178.81 and 1,303,525.98 is: 1,953,440.60
Step by Step Solution
- Step 1: Write the proportion equation
1,684,378.15 : 2,524,178.81 = 1,303,525.98 : x - Step 2: Convert to fraction form
1,684,378.15/2,524,178.81 = 1,303,525.98/x - Step 3: Cross multiply
1,684,378.15x = 2,524,178.81 × 1,303,525.98 - Step 4: Simplify right side
1,684,378.15x = 3,290,332,660,259.30 - Step 5: Solve for x
x = 3,290,332,660,259.30/1,684,378.15 - Step 6: Final answer
x = 1,953,440.60
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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.