Finding the Fourth Proportional to 4,309,349.20, 6,466,538.68 and 2,391,869.61
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Solution
The fourth proportional to 4,309,349.20, 6,466,538.68 and 2,391,869.61 is: 3,589,200.28
Step by Step Solution
- Step 1: Write the proportion equation
4,309,349.20 : 6,466,538.68 = 2,391,869.61 : x - Step 2: Convert to fraction form
4,309,349.20/6,466,538.68 = 2,391,869.61/x - Step 3: Cross multiply
4,309,349.20x = 6,466,538.68 × 2,391,869.61 - Step 4: Simplify right side
4,309,349.20x = 15,467,117,344,601.84 - Step 5: Solve for x
x = 15,467,117,344,601.84/4,309,349.20 - Step 6: Final answer
x = 3,589,200.28
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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.