Finding the Fourth Proportional to 1,488,198.08, 2,053,703.04 and 809,134.88
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Solution
The fourth proportional to 1,488,198.08, 2,053,703.04 and 809,134.88 is: 1,116,600.53
Step by Step Solution
- Step 1: Write the proportion equation
1,488,198.08 : 2,053,703.04 = 809,134.88 : x - Step 2: Convert to fraction form
1,488,198.08/2,053,703.04 = 809,134.88/x - Step 3: Cross multiply
1,488,198.08x = 2,053,703.04 × 809,134.88 - Step 4: Simplify right side
1,488,198.08x = 1,661,722,762,826.04 - Step 5: Solve for x
x = 1,661,722,762,826.04/1,488,198.08 - Step 6: Final answer
x = 1,116,600.53
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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.