Finding the Fourth Proportional to 4,479,321.74, 6,167,306.31 and 4,070,202.14
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Solution
The fourth proportional to 4,479,321.74, 6,167,306.31 and 4,070,202.14 is: 5,604,014.36
Step by Step Solution
- Step 1: Write the proportion equation
4,479,321.74 : 6,167,306.31 = 4,070,202.14 : x - Step 2: Convert to fraction form
4,479,321.74/6,167,306.31 = 4,070,202.14/x - Step 3: Cross multiply
4,479,321.74x = 6,167,306.31 × 4,070,202.14 - Step 4: Simplify right side
4,479,321.74x = 25,102,183,352,599.95 - Step 5: Solve for x
x = 25,102,183,352,599.95/4,479,321.74 - Step 6: Final answer
x = 5,604,014.36
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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.