Finding the Fourth Proportional to 1,776,178.75, 2,451,185 and 971,362.75
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Solution
The fourth proportional to 1,776,178.75, 2,451,185 and 971,362.75 is: 1,340,512.49
Step by Step Solution
- Step 1: Write the proportion equation
1,776,178.75 : 2,451,185 = 971,362.75 : x - Step 2: Convert to fraction form
1,776,178.75/2,451,185 = 971,362.75/x - Step 3: Cross multiply
1,776,178.75x = 2,451,185 × 971,362.75 - Step 4: Simplify right side
1,776,178.75x = 2,380,989,802,358.75 - Step 5: Solve for x
x = 2,380,989,802,358.75/1,776,178.75 - Step 6: Final answer
x = 1,340,512.49
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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.