Finding the Fourth Proportional to 5,104,966.87, 7,652,815.56 and 2,546,964.19
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Solution
The fourth proportional to 5,104,966.87, 7,652,815.56 and 2,546,964.19 is: 3,818,133.92
Step by Step Solution
- Step 1: Write the proportion equation
5,104,966.87 : 7,652,815.56 = 2,546,964.19 : x - Step 2: Convert to fraction form
5,104,966.87/7,652,815.56 = 2,546,964.19/x - Step 3: Cross multiply
5,104,966.87x = 7,652,815.56 × 2,546,964.19 - Step 4: Simplify right side
5,104,966.87x = 19,491,447,183,994.80 - Step 5: Solve for x
x = 19,491,447,183,994.80/5,104,966.87 - Step 6: Final answer
x = 3,818,133.92
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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.