Finding the Fourth Proportional to 4,818,840.80, 6,649,875.42 and 2,753,725.02
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Solution
The fourth proportional to 4,818,840.80, 6,649,875.42 and 2,753,725.02 is: 3,800,069.16
Step by Step Solution
- Step 1: Write the proportion equation
4,818,840.80 : 6,649,875.42 = 2,753,725.02 : x - Step 2: Convert to fraction form
4,818,840.80/6,649,875.42 = 2,753,725.02/x - Step 3: Cross multiply
4,818,840.80x = 6,649,875.42 × 2,753,725.02 - Step 4: Simplify right side
4,818,840.80x = 18,311,928,323,937.01 - Step 5: Solve for x
x = 18,311,928,323,937.01/4,818,840.80 - Step 6: Final answer
x = 3,800,069.16
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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.