Finding the Fourth Proportional to 4,224,731.97, 5,830,131.67 and 2,290,992.04
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Solution
The fourth proportional to 4,224,731.97, 5,830,131.67 and 2,290,992.04 is: 3,161,569.86
Step by Step Solution
- Step 1: Write the proportion equation
4,224,731.97 : 5,830,131.67 = 2,290,992.04 : x - Step 2: Convert to fraction form
4,224,731.97/5,830,131.67 = 2,290,992.04/x - Step 3: Cross multiply
4,224,731.97x = 5,830,131.67 × 2,290,992.04 - Step 4: Simplify right side
4,224,731.97x = 13,356,785,248,121.91 - Step 5: Solve for x
x = 13,356,785,248,121.91/4,224,731.97 - Step 6: Final answer
x = 3,161,569.86
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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.