Finding the Fourth Proportional to 3,238,888.68, 4,854,467.97 and 1,507,428.63
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Solution
The fourth proportional to 3,238,888.68, 4,854,467.97 and 1,507,428.63 is: 2,259,344.09
Step by Step Solution
- Step 1: Write the proportion equation
3,238,888.68 : 4,854,467.97 = 1,507,428.63 : x - Step 2: Convert to fraction form
3,238,888.68/4,854,467.97 = 1,507,428.63/x - Step 3: Cross multiply
3,238,888.68x = 4,854,467.97 × 1,507,428.63 - Step 4: Simplify right side
3,238,888.68x = 7,317,764,001,395.98 - Step 5: Solve for x
x = 7,317,764,001,395.98/3,238,888.68 - Step 6: Final answer
x = 2,259,344.09
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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.