Finding the Fourth Proportional to 4,917,338.97, 7,371,801.18 and 1,886,879.49
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Solution
The fourth proportional to 4,917,338.97, 7,371,801.18 and 1,886,879.49 is: 2,828,704.82
Step by Step Solution
- Step 1: Write the proportion equation
4,917,338.97 : 7,371,801.18 = 1,886,879.49 : x - Step 2: Convert to fraction form
4,917,338.97/7,371,801.18 = 1,886,879.49/x - Step 3: Cross multiply
4,917,338.97x = 7,371,801.18 × 1,886,879.49 - Step 4: Simplify right side
4,917,338.97x = 13,909,700,450,899.80 - Step 5: Solve for x
x = 13,909,700,450,899.80/4,917,338.97 - Step 6: Final answer
x = 2,828,704.82
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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.