Finding the Fourth Proportional to 1,809,832.23, 2,715,098.27 and 687,813.75
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Solution
The fourth proportional to 1,809,832.23, 2,715,098.27 and 687,813.75 is: 1,031,853.61
Step by Step Solution
- Step 1: Write the proportion equation
1,809,832.23 : 2,715,098.27 = 687,813.75 : x - Step 2: Convert to fraction form
1,809,832.23/2,715,098.27 = 687,813.75/x - Step 3: Cross multiply
1,809,832.23x = 2,715,098.27 × 687,813.75 - Step 4: Simplify right side
1,809,832.23x = 1,867,481,919,268.14 - Step 5: Solve for x
x = 1,867,481,919,268.14/1,809,832.23 - Step 6: Final answer
x = 1,031,853.61
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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.