Finding the Fourth Proportional to 1,882,730.91, 2,804,165.49 and 1,873,555.23
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Solution
The fourth proportional to 1,882,730.91, 2,804,165.49 and 1,873,555.23 is: 2,790,499.11
Step by Step Solution
- Step 1: Write the proportion equation
1,882,730.91 : 2,804,165.49 = 1,873,555.23 : x - Step 2: Convert to fraction form
1,882,730.91/2,804,165.49 = 1,873,555.23/x - Step 3: Cross multiply
1,882,730.91x = 2,804,165.49 × 1,873,555.23 - Step 4: Simplify right side
1,882,730.91x = 5,253,758,919,575.01 - Step 5: Solve for x
x = 5,253,758,919,575.01/1,882,730.91 - Step 6: Final answer
x = 2,790,499.11
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.