Finding the Fourth Proportional to 4,183,089.14, 5,777,924.64 and 3,450,697.40
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Solution
The fourth proportional to 4,183,089.14, 5,777,924.64 and 3,450,697.40 is: 4,766,302.81
Step by Step Solution
- Step 1: Write the proportion equation
4,183,089.14 : 5,777,924.64 = 3,450,697.40 : x - Step 2: Convert to fraction form
4,183,089.14/5,777,924.64 = 3,450,697.40/x - Step 3: Cross multiply
4,183,089.14x = 5,777,924.64 × 3,450,697.40 - Step 4: Simplify right side
4,183,089.14x = 19,937,869,532,643.93 - Step 5: Solve for x
x = 19,937,869,532,643.93/4,183,089.14 - Step 6: Final answer
x = 4,766,302.81
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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.