Finding the Fourth Proportional to 1,485,574.92, 2,050,115.94 and 806,511.42
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Solution
The fourth proportional to 1,485,574.92, 2,050,115.94 and 806,511.42 is: 1,112,998.00
Step by Step Solution
- Step 1: Write the proportion equation
1,485,574.92 : 2,050,115.94 = 806,511.42 : x - Step 2: Convert to fraction form
1,485,574.92/2,050,115.94 = 806,511.42/x - Step 3: Cross multiply
1,485,574.92x = 2,050,115.94 × 806,511.42 - Step 4: Simplify right side
1,485,574.92x = 1,653,441,917,934.04 - Step 5: Solve for x
x = 1,653,441,917,934.04/1,485,574.92 - Step 6: Final answer
x = 1,112,998.00
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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.