Finding the Fourth Proportional to 4,919,361.14, 6,788,426.07 and 2,854,216.73
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Solution
The fourth proportional to 4,919,361.14, 6,788,426.07 and 2,854,216.73 is: 3,938,649.49
Step by Step Solution
- Step 1: Write the proportion equation
4,919,361.14 : 6,788,426.07 = 2,854,216.73 : x - Step 2: Convert to fraction form
4,919,361.14/6,788,426.07 = 2,854,216.73/x - Step 3: Cross multiply
4,919,361.14x = 6,788,426.07 × 2,854,216.73 - Step 4: Simplify right side
4,919,361.14x = 19,375,639,259,362.15 - Step 5: Solve for x
x = 19,375,639,259,362.15/4,919,361.14 - Step 6: Final answer
x = 3,938,649.49
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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.