Finding the Fourth Proportional to 1,214,149.01, 1,675,528.44 and 670,285.18
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Solution
The fourth proportional to 1,214,149.01, 1,675,528.44 and 670,285.18 is: 924,995.09
Step by Step Solution
- Step 1: Write the proportion equation
1,214,149.01 : 1,675,528.44 = 670,285.18 : x - Step 2: Convert to fraction form
1,214,149.01/1,675,528.44 = 670,285.18/x - Step 3: Cross multiply
1,214,149.01x = 1,675,528.44 × 670,285.18 - Step 4: Simplify right side
1,214,149.01x = 1,123,081,873,622.88 - Step 5: Solve for x
x = 1,123,081,873,622.88/1,214,149.01 - Step 6: Final answer
x = 924,995.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.