Finding the Fourth Proportional to 4,326,780.30, 6,491,233.20 and 1,486,933.26
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Solution
The fourth proportional to 4,326,780.30, 6,491,233.20 and 1,486,933.26 is: 2,230,765.11
Step by Step Solution
- Step 1: Write the proportion equation
4,326,780.30 : 6,491,233.20 = 1,486,933.26 : x - Step 2: Convert to fraction form
4,326,780.30/6,491,233.20 = 1,486,933.26/x - Step 3: Cross multiply
4,326,780.30x = 6,491,233.20 × 1,486,933.26 - Step 4: Simplify right side
4,326,780.30x = 9,652,030,543,496.23 - Step 5: Solve for x
x = 9,652,030,543,496.23/4,326,780.30 - Step 6: Final answer
x = 2,230,765.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.