Finding the Fourth Proportional to 1,214,650.09, 1,823,080.52 and 646,507.99
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Solution
The fourth proportional to 1,214,650.09, 1,823,080.52 and 646,507.99 is: 970,350.34
Step by Step Solution
- Step 1: Write the proportion equation
1,214,650.09 : 1,823,080.52 = 646,507.99 : x - Step 2: Convert to fraction form
1,214,650.09/1,823,080.52 = 646,507.99/x - Step 3: Cross multiply
1,214,650.09x = 1,823,080.52 × 646,507.99 - Step 4: Simplify right side
1,214,650.09x = 1,178,636,122,593.35 - Step 5: Solve for x
x = 1,178,636,122,593.35/1,214,650.09 - Step 6: Final answer
x = 970,350.34
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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.