Finding the Fourth Proportional to 2,346,922.30, 3,238,197.62 and 1,328,327.05
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Solution
The fourth proportional to 2,346,922.30, 3,238,197.62 and 1,328,327.05 is: 1,832,777.12
Step by Step Solution
- Step 1: Write the proportion equation
2,346,922.30 : 3,238,197.62 = 1,328,327.05 : x - Step 2: Convert to fraction form
2,346,922.30/3,238,197.62 = 1,328,327.05/x - Step 3: Cross multiply
2,346,922.30x = 3,238,197.62 × 1,328,327.05 - Step 4: Simplify right side
2,346,922.30x = 4,301,385,491,891.62 - Step 5: Solve for x
x = 4,301,385,491,891.62/2,346,922.30 - Step 6: Final answer
x = 1,832,777.12
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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.