Finding the Fourth Proportional to 2,328,879.13, 3,493,318.69 and 645,982.63
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Solution
The fourth proportional to 2,328,879.13, 3,493,318.69 and 645,982.63 is: 968,973.94
Step by Step Solution
- Step 1: Write the proportion equation
2,328,879.13 : 3,493,318.69 = 645,982.63 : x - Step 2: Convert to fraction form
2,328,879.13/3,493,318.69 = 645,982.63/x - Step 3: Cross multiply
2,328,879.13x = 3,493,318.69 × 645,982.63 - Step 4: Simplify right side
2,328,879.13x = 2,256,623,177,327.76 - Step 5: Solve for x
x = 2,256,623,177,327.76/2,328,879.13 - Step 6: Final answer
x = 968,973.94
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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.