Finding the Fourth Proportional to 1,944,919.13, 2,917,395.09 and 682,746.75
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Solution
The fourth proportional to 1,944,919.13, 2,917,395.09 and 682,746.75 is: 1,024,125.88
Step by Step Solution
- Step 1: Write the proportion equation
1,944,919.13 : 2,917,395.09 = 682,746.75 : x - Step 2: Convert to fraction form
1,944,919.13/2,917,395.09 = 682,746.75/x - Step 3: Cross multiply
1,944,919.13x = 2,917,395.09 × 682,746.75 - Step 4: Simplify right side
1,944,919.13x = 1,991,842,016,163.46 - Step 5: Solve for x
x = 1,991,842,016,163.46/1,944,919.13 - Step 6: Final answer
x = 1,024,125.88
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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.