Finding the Fourth Proportional to 3,054,466.12, 4,211,708.91 and 1,950,445.84
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Solution
The fourth proportional to 3,054,466.12, 4,211,708.91 and 1,950,445.84 is: 2,689,409.47
Step by Step Solution
- Step 1: Write the proportion equation
3,054,466.12 : 4,211,708.91 = 1,950,445.84 : x - Step 2: Convert to fraction form
3,054,466.12/4,211,708.91 = 1,950,445.84/x - Step 3: Cross multiply
3,054,466.12x = 4,211,708.91 × 1,950,445.84 - Step 4: Simplify right side
3,054,466.12x = 8,214,710,122,800.44 - Step 5: Solve for x
x = 8,214,710,122,800.44/3,054,466.12 - Step 6: Final answer
x = 2,689,409.47
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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.