Finding the Fourth Proportional to 5,486,453.24, 8,234,994.32 and 2,648,558.28
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Solution
The fourth proportional to 5,486,453.24, 8,234,994.32 and 2,648,558.28 is: 3,975,402.95
Step by Step Solution
- Step 1: Write the proportion equation
5,486,453.24 : 8,234,994.32 = 2,648,558.28 : x - Step 2: Convert to fraction form
5,486,453.24/8,234,994.32 = 2,648,558.28/x - Step 3: Cross multiply
5,486,453.24x = 8,234,994.32 × 2,648,558.28 - Step 4: Simplify right side
5,486,453.24x = 21,810,862,391,988.97 - Step 5: Solve for x
x = 21,810,862,391,988.97/5,486,453.24 - Step 6: Final answer
x = 3,975,402.95
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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.