Finding the Fourth Proportional to 4,360,947.36, 6,540,905.88 and 1,166,321.16
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Solution
The fourth proportional to 4,360,947.36, 6,540,905.88 and 1,166,321.16 is: 1,749,343.96
Step by Step Solution
- Step 1: Write the proportion equation
4,360,947.36 : 6,540,905.88 = 1,166,321.16 : x - Step 2: Convert to fraction form
4,360,947.36/6,540,905.88 = 1,166,321.16/x - Step 3: Cross multiply
4,360,947.36x = 6,540,905.88 × 1,166,321.16 - Step 4: Simplify right side
4,360,947.36x = 7,628,796,933,412.42 - Step 5: Solve for x
x = 7,628,796,933,412.42/4,360,947.36 - Step 6: Final answer
x = 1,749,343.96
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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.