Finding the Fourth Proportional to 2,864,893.28, 4,296,235.35 and 1,266,579.14
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Solution
The fourth proportional to 2,864,893.28, 4,296,235.35 and 1,266,579.14 is: 1,899,380.38
Step by Step Solution
- Step 1: Write the proportion equation
2,864,893.28 : 4,296,235.35 = 1,266,579.14 : x - Step 2: Convert to fraction form
2,864,893.28/4,296,235.35 = 1,266,579.14/x - Step 3: Cross multiply
2,864,893.28x = 4,296,235.35 × 1,266,579.14 - Step 4: Simplify right side
2,864,893.28x = 5,441,522,074,840.60 - Step 5: Solve for x
x = 5,441,522,074,840.60/2,864,893.28 - Step 6: Final answer
x = 1,899,380.38
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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.