Finding the Fourth Proportional to 3,343,995.06, 4,614,740.28 and 1,816,113.12
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Solution
The fourth proportional to 3,343,995.06, 4,614,740.28 and 1,816,113.12 is: 2,506,250.82
Step by Step Solution
- Step 1: Write the proportion equation
3,343,995.06 : 4,614,740.28 = 1,816,113.12 : x - Step 2: Convert to fraction form
3,343,995.06/4,614,740.28 = 1,816,113.12/x - Step 3: Cross multiply
3,343,995.06x = 4,614,740.28 × 1,816,113.12 - Step 4: Simplify right side
3,343,995.06x = 8,380,890,367,900.48 - Step 5: Solve for x
x = 8,380,890,367,900.48/3,343,995.06 - Step 6: Final answer
x = 2,506,250.82
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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.