Finding the Fourth Proportional to 2,217,919.12, 3,326,388.18 and 620,052.64
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Solution
The fourth proportional to 2,217,919.12, 3,326,388.18 and 620,052.64 is: 929,941.83
Step by Step Solution
- Step 1: Write the proportion equation
2,217,919.12 : 3,326,388.18 = 620,052.64 : x - Step 2: Convert to fraction form
2,217,919.12/3,326,388.18 = 620,052.64/x - Step 3: Cross multiply
2,217,919.12x = 3,326,388.18 × 620,052.64 - Step 4: Simplify right side
2,217,919.12x = 2,062,535,772,673.80 - Step 5: Solve for x
x = 2,062,535,772,673.80/2,217,919.12 - Step 6: Final answer
x = 929,941.83
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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.