Finding the Fourth Proportional to 2,668,430.70, 3,682,390.14 and 1,444,726.44
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Solution
The fourth proportional to 2,668,430.70, 3,682,390.14 and 1,444,726.44 is: 1,993,698.54
Step by Step Solution
- Step 1: Write the proportion equation
2,668,430.70 : 3,682,390.14 = 1,444,726.44 : x - Step 2: Convert to fraction form
2,668,430.70/3,682,390.14 = 1,444,726.44/x - Step 3: Cross multiply
2,668,430.70x = 3,682,390.14 × 1,444,726.44 - Step 4: Simplify right side
2,668,430.70x = 5,320,046,397,653.30 - Step 5: Solve for x
x = 5,320,046,397,653.30/2,668,430.70 - Step 6: Final answer
x = 1,993,698.54
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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.