Finding the Fourth Proportional to 3,084,403.68, 4,256,610.08 and 1,707,747.36
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Solution
The fourth proportional to 3,084,403.68, 4,256,610.08 and 1,707,747.36 is: 2,356,764.99
Step by Step Solution
- Step 1: Write the proportion equation
3,084,403.68 : 4,256,610.08 = 1,707,747.36 : x - Step 2: Convert to fraction form
3,084,403.68/4,256,610.08 = 1,707,747.36/x - Step 3: Cross multiply
3,084,403.68x = 4,256,610.08 × 1,707,747.36 - Step 4: Simplify right side
3,084,403.68x = 7,269,214,618,130.65 - Step 5: Solve for x
x = 7,269,214,618,130.65/3,084,403.68 - Step 6: Final answer
x = 2,356,764.99
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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.