Finding the Fourth Proportional to 1,027,964.24, 1,540,260.99 and 727,906.17
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Solution
The fourth proportional to 1,027,964.24, 1,540,260.99 and 727,906.17 is: 1,090,665.84
Step by Step Solution
- Step 1: Write the proportion equation
1,027,964.24 : 1,540,260.99 = 727,906.17 : x - Step 2: Convert to fraction form
1,027,964.24/1,540,260.99 = 727,906.17/x - Step 3: Cross multiply
1,027,964.24x = 1,540,260.99 × 727,906.17 - Step 4: Simplify right side
1,027,964.24x = 1,121,165,478,031.31 - Step 5: Solve for x
x = 1,121,165,478,031.31/1,027,964.24 - Step 6: Final answer
x = 1,090,665.84
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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.