Finding the Fourth Proportional to 1,036,586.68, 1,554,958.73 and 353,261.15
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Solution
The fourth proportional to 1,036,586.68, 1,554,958.73 and 353,261.15 is: 529,918.55
Step by Step Solution
- Step 1: Write the proportion equation
1,036,586.68 : 1,554,958.73 = 353,261.15 : x - Step 2: Convert to fraction form
1,036,586.68/1,554,958.73 = 353,261.15/x - Step 3: Cross multiply
1,036,586.68x = 1,554,958.73 × 353,261.15 - Step 4: Simplify right side
1,036,586.68x = 549,306,509,162.34 - Step 5: Solve for x
x = 549,306,509,162.34/1,036,586.68 - Step 6: Final answer
x = 529,918.55
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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.