Finding the Fourth Proportional to 6,434,950.26, 9,652,422.32 and 1,642,637.99
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Solution
The fourth proportional to 6,434,950.26, 9,652,422.32 and 1,642,637.99 is: 2,463,956.20
Step by Step Solution
- Step 1: Write the proportion equation
6,434,950.26 : 9,652,422.32 = 1,642,637.99 : x - Step 2: Convert to fraction form
6,434,950.26/9,652,422.32 = 1,642,637.99/x - Step 3: Cross multiply
6,434,950.26x = 9,652,422.32 × 1,642,637.99 - Step 4: Simplify right side
6,434,950.26x = 15,855,435,570,039.32 - Step 5: Solve for x
x = 15,855,435,570,039.32/6,434,950.26 - Step 6: Final answer
x = 2,463,956.20
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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.