Finding the Fourth Proportional to 1,021,281.36, 1,532,125.02 and 347,181.66
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Solution
The fourth proportional to 1,021,281.36, 1,532,125.02 and 347,181.66 is: 520,841.49
Step by Step Solution
- Step 1: Write the proportion equation
1,021,281.36 : 1,532,125.02 = 347,181.66 : x - Step 2: Convert to fraction form
1,021,281.36/1,532,125.02 = 347,181.66/x - Step 3: Cross multiply
1,021,281.36x = 1,532,125.02 × 347,181.66 - Step 4: Simplify right side
1,021,281.36x = 531,925,707,771.13 - Step 5: Solve for x
x = 531,925,707,771.13/1,021,281.36 - Step 6: Final answer
x = 520,841.49
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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.