Finding the Fourth Proportional to 2,992,817.28, 4,491,014.40 and 1,099,750.08
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Solution
The fourth proportional to 2,992,817.28, 4,491,014.40 and 1,099,750.08 is: 1,650,282.32
Step by Step Solution
- Step 1: Write the proportion equation
2,992,817.28 : 4,491,014.40 = 1,099,750.08 : x - Step 2: Convert to fraction form
2,992,817.28/4,491,014.40 = 1,099,750.08/x - Step 3: Cross multiply
2,992,817.28x = 4,491,014.40 × 1,099,750.08 - Step 4: Simplify right side
2,992,817.28x = 4,938,993,445,681.15 - Step 5: Solve for x
x = 4,938,993,445,681.15/2,992,817.28 - Step 6: Final answer
x = 1,650,282.32
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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.