Finding the Fourth Proportional to 889,273.65, 1,224,609.93 and 772,934.97
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Solution
The fourth proportional to 889,273.65, 1,224,609.93 and 772,934.97 is: 1,064,401.09
Step by Step Solution
- Step 1: Write the proportion equation
889,273.65 : 1,224,609.93 = 772,934.97 : x - Step 2: Convert to fraction form
889,273.65/1,224,609.93 = 772,934.97/x - Step 3: Cross multiply
889,273.65x = 1,224,609.93 × 772,934.97 - Step 4: Simplify right side
889,273.65x = 946,543,839,506.25 - Step 5: Solve for x
x = 946,543,839,506.25/889,273.65 - Step 6: Final answer
x = 1,064,401.09
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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.