Finding the Fourth Proportional to 1,746,284.99, 2,619,744.77 and 721,617.74
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Solution
The fourth proportional to 1,746,284.99, 2,619,744.77 and 721,617.74 is: 1,082,557.72
Step by Step Solution
- Step 1: Write the proportion equation
1,746,284.99 : 2,619,744.77 = 721,617.74 : x - Step 2: Convert to fraction form
1,746,284.99/2,619,744.77 = 721,617.74/x - Step 3: Cross multiply
1,746,284.99x = 2,619,744.77 × 721,617.74 - Step 4: Simplify right side
1,746,284.99x = 1,890,454,286,391.71 - Step 5: Solve for x
x = 1,890,454,286,391.71/1,746,284.99 - Step 6: Final answer
x = 1,082,557.72
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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.