Finding the Fourth Proportional to 6,937,171.63, 10,405,507.97 and 1,819,560.65
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Solution
The fourth proportional to 6,937,171.63, 10,405,507.97 and 1,819,560.65 is: 2,729,275.53
Step by Step Solution
- Step 1: Write the proportion equation
6,937,171.63 : 10,405,507.97 = 1,819,560.65 : x - Step 2: Convert to fraction form
6,937,171.63/10,405,507.97 = 1,819,560.65/x - Step 3: Cross multiply
6,937,171.63x = 10,405,507.97 × 1,819,560.65 - Step 4: Simplify right side
6,937,171.63x = 18,933,452,797,994.74 - Step 5: Solve for x
x = 18,933,452,797,994.74/6,937,171.63 - Step 6: Final answer
x = 2,729,275.53
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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.