Finding the Fourth Proportional to 1,711,985.14, 2,567,971.53 and 513,902.26
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Solution
The fourth proportional to 1,711,985.14, 2,567,971.53 and 513,902.26 is: 770,851.53
Step by Step Solution
- Step 1: Write the proportion equation
1,711,985.14 : 2,567,971.53 = 513,902.26 : x - Step 2: Convert to fraction form
1,711,985.14/2,567,971.53 = 513,902.26/x - Step 3: Cross multiply
1,711,985.14x = 2,567,971.53 × 513,902.26 - Step 4: Simplify right side
1,711,985.14x = 1,319,686,372,882.66 - Step 5: Solve for x
x = 1,319,686,372,882.66/1,711,985.14 - Step 6: Final answer
x = 770,851.53
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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.