Finding the Fourth Proportional to 2,236,847.29, 3,087,127.16 and 1,270,288.06
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Solution
The fourth proportional to 2,236,847.29, 3,087,127.16 and 1,270,288.06 is: 1,753,155.34
Step by Step Solution
- Step 1: Write the proportion equation
2,236,847.29 : 3,087,127.16 = 1,270,288.06 : x - Step 2: Convert to fraction form
2,236,847.29/3,087,127.16 = 1,270,288.06/x - Step 3: Cross multiply
2,236,847.29x = 3,087,127.16 × 1,270,288.06 - Step 4: Simplify right side
2,236,847.29x = 3,921,540,764,698.27 - Step 5: Solve for x
x = 3,921,540,764,698.27/2,236,847.29 - Step 6: Final answer
x = 1,753,155.34
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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.