Finding the Fourth Proportional to 5,812,015.74, 8,718,351.48 and 1,768,635.30
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Solution
The fourth proportional to 5,812,015.74, 8,718,351.48 and 1,768,635.30 is: 2,653,052.72
Step by Step Solution
- Step 1: Write the proportion equation
5,812,015.74 : 8,718,351.48 = 1,768,635.30 : x - Step 2: Convert to fraction form
5,812,015.74/8,718,351.48 = 1,768,635.30/x - Step 3: Cross multiply
5,812,015.74x = 8,718,351.48 × 1,768,635.30 - Step 4: Simplify right side
5,812,015.74x = 15,419,584,185,335.25 - Step 5: Solve for x
x = 15,419,584,185,335.25/5,812,015.74 - Step 6: Final answer
x = 2,653,052.72
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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.