Finding the Fourth Proportional to 4,419,031.97, 6,628,551.67 and 2,112,982.52
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Solution
The fourth proportional to 4,419,031.97, 6,628,551.67 and 2,112,982.52 is: 3,169,475.56
Step by Step Solution
- Step 1: Write the proportion equation
4,419,031.97 : 6,628,551.67 = 2,112,982.52 : x - Step 2: Convert to fraction form
4,419,031.97/6,628,551.67 = 2,112,982.52/x - Step 3: Cross multiply
4,419,031.97x = 6,628,551.67 × 2,112,982.52 - Step 4: Simplify right side
4,419,031.97x = 14,006,013,818,410.88 - Step 5: Solve for x
x = 14,006,013,818,410.88/4,419,031.97 - Step 6: Final answer
x = 3,169,475.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.