Finding the Fourth Proportional to 4,818,169.14, 6,649,082.92 and 2,642,730.00
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Solution
The fourth proportional to 4,818,169.14, 6,649,082.92 and 2,642,730.00 is: 3,646,972.61
Step by Step Solution
- Step 1: Write the proportion equation
4,818,169.14 : 6,649,082.92 = 2,642,730.00 : x - Step 2: Convert to fraction form
4,818,169.14/6,649,082.92 = 2,642,730.00/x - Step 3: Cross multiply
4,818,169.14x = 6,649,082.92 × 2,642,730.00 - Step 4: Simplify right side
4,818,169.14x = 17,571,730,875,335.24 - Step 5: Solve for x
x = 17,571,730,875,335.24/4,818,169.14 - Step 6: Final answer
x = 3,646,972.61
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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.