Finding the Fourth Proportional to 1,879,489.87, 2,820,579.05 and 800,758.44
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Solution
The fourth proportional to 1,879,489.87, 2,820,579.05 and 800,758.44 is: 1,201,710.38
Step by Step Solution
- Step 1: Write the proportion equation
1,879,489.87 : 2,820,579.05 = 800,758.44 : x - Step 2: Convert to fraction form
1,879,489.87/2,820,579.05 = 800,758.44/x - Step 3: Cross multiply
1,879,489.87x = 2,820,579.05 × 800,758.44 - Step 4: Simplify right side
1,879,489.87x = 2,258,602,481,976.58 - Step 5: Solve for x
x = 2,258,602,481,976.58/1,879,489.87 - Step 6: Final answer
x = 1,201,710.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.