Finding the Fourth Proportional to 4,098,266.40, 5,652,968.40 and 2,488,634.40
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Solution
The fourth proportional to 4,098,266.40, 5,652,968.40 and 2,488,634.40 is: 3,432,712.82
Step by Step Solution
- Step 1: Write the proportion equation
4,098,266.40 : 5,652,968.40 = 2,488,634.40 : x - Step 2: Convert to fraction form
4,098,266.40/5,652,968.40 = 2,488,634.40/x - Step 3: Cross multiply
4,098,266.40x = 5,652,968.40 × 2,488,634.40 - Step 4: Simplify right side
4,098,266.40x = 14,068,171,622,352.96 - Step 5: Solve for x
x = 14,068,171,622,352.96/4,098,266.40 - Step 6: Final answer
x = 3,432,712.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.