Finding the Fourth Proportional to 1,789,554.97, 2,469,549.21 and 973,774.81
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Solution
The fourth proportional to 1,789,554.97, 2,469,549.21 and 973,774.81 is: 1,343,789.30
Step by Step Solution
- Step 1: Write the proportion equation
1,789,554.97 : 2,469,549.21 = 973,774.81 : x - Step 2: Convert to fraction form
1,789,554.97/2,469,549.21 = 973,774.81/x - Step 3: Cross multiply
1,789,554.97x = 2,469,549.21 × 973,774.81 - Step 4: Simplify right side
1,789,554.97x = 2,404,784,812,753.40 - Step 5: Solve for x
x = 2,404,784,812,753.40/1,789,554.97 - Step 6: Final answer
x = 1,343,789.30
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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.