Finding the Fourth Proportional to 2,063,735.99, 2,848,218.32 and 1,247,945.59
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Solution
The fourth proportional to 2,063,735.99, 2,848,218.32 and 1,247,945.59 is: 1,722,323.74
Step by Step Solution
- Step 1: Write the proportion equation
2,063,735.99 : 2,848,218.32 = 1,247,945.59 : x - Step 2: Convert to fraction form
2,063,735.99/2,848,218.32 = 1,247,945.59/x - Step 3: Cross multiply
2,063,735.99x = 2,848,218.32 × 1,247,945.59 - Step 4: Simplify right side
2,063,735.99x = 3,554,421,482,460.12 - Step 5: Solve for x
x = 3,554,421,482,460.12/2,063,735.99 - Step 6: Final answer
x = 1,722,323.74
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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.