Finding the Fourth Proportional to 4,220,868, 6,331,304.46 and 2,964,305.28
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Solution
The fourth proportional to 4,220,868, 6,331,304.46 and 2,964,305.28 is: 4,446,459.65
Step by Step Solution
- Step 1: Write the proportion equation
4,220,868 : 6,331,304.46 = 2,964,305.28 : x - Step 2: Convert to fraction form
4,220,868/6,331,304.46 = 2,964,305.28/x - Step 3: Cross multiply
4,220,868x = 6,331,304.46 × 2,964,305.28 - Step 4: Simplify right side
4,220,868x = 18,767,919,240,065.55 - Step 5: Solve for x
x = 18,767,919,240,065.55/4,220,868 - Step 6: Final answer
x = 4,446,459.65
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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.