Finding the Fourth Proportional to 4,863,459.87, 7,295,338.43 and 1,668,541.23
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Solution
The fourth proportional to 4,863,459.87, 7,295,338.43 and 1,668,541.23 is: 2,502,862.83
Step by Step Solution
- Step 1: Write the proportion equation
4,863,459.87 : 7,295,338.43 = 1,668,541.23 : x - Step 2: Convert to fraction form
4,863,459.87/7,295,338.43 = 1,668,541.23/x - Step 3: Cross multiply
4,863,459.87x = 7,295,338.43 × 1,668,541.23 - Step 4: Simplify right side
4,863,459.87x = 12,172,572,948,915.76 - Step 5: Solve for x
x = 12,172,572,948,915.76/4,863,459.87 - Step 6: Final answer
x = 2,502,862.83
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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.