Finding the Fourth Proportional to 4,775,749.06, 7,163,976.21 and 1,364,324.31
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Solution
The fourth proportional to 4,775,749.06, 7,163,976.21 and 1,364,324.31 is: 2,046,587.20
Step by Step Solution
- Step 1: Write the proportion equation
4,775,749.06 : 7,163,976.21 = 1,364,324.31 : x - Step 2: Convert to fraction form
4,775,749.06/7,163,976.21 = 1,364,324.31/x - Step 3: Cross multiply
4,775,749.06x = 7,163,976.21 × 1,364,324.31 - Step 4: Simplify right side
4,775,749.06x = 9,773,986,899,564.67 - Step 5: Solve for x
x = 9,773,986,899,564.67/4,775,749.06 - Step 6: Final answer
x = 2,046,587.20
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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.