Finding the Fourth Proportional to 4,697,751.15, 6,486,019.99 and 3,608,074.76
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Solution
The fourth proportional to 4,697,751.15, 6,486,019.99 and 3,608,074.76 is: 4,981,542.07
Step by Step Solution
- Step 1: Write the proportion equation
4,697,751.15 : 6,486,019.99 = 3,608,074.76 : x - Step 2: Convert to fraction form
4,697,751.15/6,486,019.99 = 3,608,074.76/x - Step 3: Cross multiply
4,697,751.15x = 6,486,019.99 × 3,608,074.76 - Step 4: Simplify right side
4,697,751.15x = 23,402,044,977,324.16 - Step 5: Solve for x
x = 23,402,044,977,324.16/4,697,751.15 - Step 6: Final answer
x = 4,981,542.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.