Finding the Fourth Proportional to 1,693,272.58, 2,539,809.99 and 1,238,324.65
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Solution
The fourth proportional to 1,693,272.58, 2,539,809.99 and 1,238,324.65 is: 1,857,414.66
Step by Step Solution
- Step 1: Write the proportion equation
1,693,272.58 : 2,539,809.99 = 1,238,324.65 : x - Step 2: Convert to fraction form
1,693,272.58/2,539,809.99 = 1,238,324.65/x - Step 3: Cross multiply
1,693,272.58x = 2,539,809.99 × 1,238,324.65 - Step 4: Simplify right side
1,693,272.58x = 3,145,109,310,583.73 - Step 5: Solve for x
x = 3,145,109,310,583.73/1,693,272.58 - Step 6: Final answer
x = 1,857,414.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.