Finding the Fourth Proportional to 1,283,450.12, 1,771,182.06 and 702,663.45
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Solution
The fourth proportional to 1,283,450.12, 1,771,182.06 and 702,663.45 is: 969,687.00
Step by Step Solution
- Step 1: Write the proportion equation
1,283,450.12 : 1,771,182.06 = 702,663.45 : x - Step 2: Convert to fraction form
1,283,450.12/1,771,182.06 = 702,663.45/x - Step 3: Cross multiply
1,283,450.12x = 1,771,182.06 × 702,663.45 - Step 4: Simplify right side
1,283,450.12x = 1,244,544,894,222.72 - Step 5: Solve for x
x = 1,244,544,894,222.72/1,283,450.12 - Step 6: Final answer
x = 969,687.00
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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.