Finding the Fourth Proportional to 1,536,731.27, 2,121,406.74 and 892,027.37
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Solution
The fourth proportional to 1,536,731.27, 2,121,406.74 and 892,027.37 is: 1,231,414.30
Step by Step Solution
- Step 1: Write the proportion equation
1,536,731.27 : 2,121,406.74 = 892,027.37 : x - Step 2: Convert to fraction form
1,536,731.27/2,121,406.74 = 892,027.37/x - Step 3: Cross multiply
1,536,731.27x = 2,121,406.74 × 892,027.37 - Step 4: Simplify right side
1,536,731.27x = 1,892,352,868,353.08 - Step 5: Solve for x
x = 1,892,352,868,353.08/1,536,731.27 - Step 6: Final answer
x = 1,231,414.30
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.