Finding the Fourth Proportional to 2,644,515.42, 3,964,447.20 and 1,048,199.28
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Solution
The fourth proportional to 2,644,515.42, 3,964,447.20 and 1,048,199.28 is: 1,571,377.00
Step by Step Solution
- Step 1: Write the proportion equation
2,644,515.42 : 3,964,447.20 = 1,048,199.28 : x - Step 2: Convert to fraction form
2,644,515.42/3,964,447.20 = 1,048,199.28/x - Step 3: Cross multiply
2,644,515.42x = 3,964,447.20 × 1,048,199.28 - Step 4: Simplify right side
2,644,515.42x = 4,155,530,700,638.02 - Step 5: Solve for x
x = 4,155,530,700,638.02/2,644,515.42 - Step 6: Final answer
x = 1,571,377.00
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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.