Finding the Fourth Proportional to 4,317,343.44, 6,474,832.97 and 1,621,460.13
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Solution
The fourth proportional to 4,317,343.44, 6,474,832.97 and 1,621,460.13 is: 2,431,746.20
Step by Step Solution
- Step 1: Write the proportion equation
4,317,343.44 : 6,474,832.97 = 1,621,460.13 : x - Step 2: Convert to fraction form
4,317,343.44/6,474,832.97 = 1,621,460.13/x - Step 3: Cross multiply
4,317,343.44x = 6,474,832.97 × 1,621,460.13 - Step 4: Simplify right side
4,317,343.44x = 10,498,683,501,157.18 - Step 5: Solve for x
x = 10,498,683,501,157.18/4,317,343.44 - Step 6: Final answer
x = 2,431,746.20
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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.