Finding the Fourth Proportional to 2,974,296.94, 4,104,554.38 and 1,616,169.94
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Solution
The fourth proportional to 2,974,296.94, 4,104,554.38 and 1,616,169.94 is: 2,230,327.88
Step by Step Solution
- Step 1: Write the proportion equation
2,974,296.94 : 4,104,554.38 = 1,616,169.94 : x - Step 2: Convert to fraction form
2,974,296.94/4,104,554.38 = 1,616,169.94/x - Step 3: Cross multiply
2,974,296.94x = 4,104,554.38 × 1,616,169.94 - Step 4: Simplify right side
2,974,296.94x = 6,633,657,391,749.53 - Step 5: Solve for x
x = 6,633,657,391,749.53/2,974,296.94 - Step 6: Final answer
x = 2,230,327.88
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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.