Finding the Fourth Proportional to 1,632,785.15, 2,252,458.64 and 1,060,004.99
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Solution
The fourth proportional to 1,632,785.15, 2,252,458.64 and 1,060,004.99 is: 1,462,297.34
Step by Step Solution
- Step 1: Write the proportion equation
1,632,785.15 : 2,252,458.64 = 1,060,004.99 : x - Step 2: Convert to fraction form
1,632,785.15/2,252,458.64 = 1,060,004.99/x - Step 3: Cross multiply
1,632,785.15x = 2,252,458.64 × 1,060,004.99 - Step 4: Simplify right side
1,632,785.15x = 2,387,617,381,606.30 - Step 5: Solve for x
x = 2,387,617,381,606.30/1,632,785.15 - Step 6: Final answer
x = 1,462,297.34
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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.