Finding the Fourth Proportional to 2,825,035.98, 3,898,626.06 and 1,535,965.26
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Solution
The fourth proportional to 2,825,035.98, 3,898,626.06 and 1,535,965.26 is: 2,119,673.60
Step by Step Solution
- Step 1: Write the proportion equation
2,825,035.98 : 3,898,626.06 = 1,535,965.26 : x - Step 2: Convert to fraction form
2,825,035.98/3,898,626.06 = 1,535,965.26/x - Step 3: Cross multiply
2,825,035.98x = 3,898,626.06 × 1,535,965.26 - Step 4: Simplify right side
2,825,035.98x = 5,988,154,189,890.68 - Step 5: Solve for x
x = 5,988,154,189,890.68/2,825,035.98 - Step 6: Final answer
x = 2,119,673.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.