Finding the Fourth Proportional to 1,062,294.24, 1,593,437.04 and 431,202.72
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Solution
The fourth proportional to 1,062,294.24, 1,593,437.04 and 431,202.72 is: 646,802.33
Step by Step Solution
- Step 1: Write the proportion equation
1,062,294.24 : 1,593,437.04 = 431,202.72 : x - Step 2: Convert to fraction form
1,062,294.24/1,593,437.04 = 431,202.72/x - Step 3: Cross multiply
1,062,294.24x = 1,593,437.04 × 431,202.72 - Step 4: Simplify right side
1,062,294.24x = 687,094,385,796.75 - Step 5: Solve for x
x = 687,094,385,796.75/1,062,294.24 - Step 6: Final answer
x = 646,802.33
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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.