Finding the Fourth Proportional to 798,807.84, 1,198,806.86 and 586,125.34
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Solution
The fourth proportional to 798,807.84, 1,198,806.86 and 586,125.34 is: 879,624.66
Step by Step Solution
- Step 1: Write the proportion equation
798,807.84 : 1,198,806.86 = 586,125.34 : x - Step 2: Convert to fraction form
798,807.84/1,198,806.86 = 586,125.34/x - Step 3: Cross multiply
798,807.84x = 1,198,806.86 × 586,125.34 - Step 4: Simplify right side
798,807.84x = 702,651,075,481.21 - Step 5: Solve for x
x = 702,651,075,481.21/798,807.84 - Step 6: Final answer
x = 879,624.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.