Finding the Fourth Proportional to 1,357,733.81, 2,036,862.99 and 516,220.13
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Solution
The fourth proportional to 1,357,733.81, 2,036,862.99 and 516,220.13 is: 774,429.92
Step by Step Solution
- Step 1: Write the proportion equation
1,357,733.81 : 2,036,862.99 = 516,220.13 : x - Step 2: Convert to fraction form
1,357,733.81/2,036,862.99 = 516,220.13/x - Step 3: Cross multiply
1,357,733.81x = 2,036,862.99 × 516,220.13 - Step 4: Simplify right side
1,357,733.81x = 1,051,469,682,582.15 - Step 5: Solve for x
x = 1,051,469,682,582.15/1,357,733.81 - Step 6: Final answer
x = 774,429.92
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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.