Finding the Fourth Proportional to 4,918,804.08, 7,377,651.96 and 1,324,834.08
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Solution
The fourth proportional to 4,918,804.08, 7,377,651.96 and 1,324,834.08 is: 1,987,101.86
Step by Step Solution
- Step 1: Write the proportion equation
4,918,804.08 : 7,377,651.96 = 1,324,834.08 : x - Step 2: Convert to fraction form
4,918,804.08/7,377,651.96 = 1,324,834.08/x - Step 3: Cross multiply
4,918,804.08x = 7,377,651.96 × 1,324,834.08 - Step 4: Simplify right side
4,918,804.08x = 9,774,164,746,986.80 - Step 5: Solve for x
x = 9,774,164,746,986.80/4,918,804.08 - Step 6: Final answer
x = 1,987,101.86
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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.