Finding the Fourth Proportional to 1,259,202.72, 1,888,534.68 and 360,403.08
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Solution
The fourth proportional to 1,259,202.72, 1,888,534.68 and 360,403.08 is: 540,527.51
Step by Step Solution
- Step 1: Write the proportion equation
1,259,202.72 : 1,888,534.68 = 360,403.08 : x - Step 2: Convert to fraction form
1,259,202.72/1,888,534.68 = 360,403.08/x - Step 3: Cross multiply
1,259,202.72x = 1,888,534.68 × 360,403.08 - Step 4: Simplify right side
1,259,202.72x = 680,633,715,358.82 - Step 5: Solve for x
x = 680,633,715,358.82/1,259,202.72 - Step 6: Final answer
x = 540,527.51
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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.