Finding the Fourth Proportional to 1,588,203.09, 2,382,749.33 and 642,238.11
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Solution
The fourth proportional to 1,588,203.09, 2,382,749.33 and 642,238.11 is: 963,536.99
Step by Step Solution
- Step 1: Write the proportion equation
1,588,203.09 : 2,382,749.33 = 642,238.11 : x - Step 2: Convert to fraction form
1,588,203.09/2,382,749.33 = 642,238.11/x - Step 3: Cross multiply
1,588,203.09x = 2,382,749.33 × 642,238.11 - Step 4: Simplify right side
1,588,203.09x = 1,530,292,423,091.78 - Step 5: Solve for x
x = 1,530,292,423,091.78/1,588,203.09 - Step 6: Final answer
x = 963,536.99
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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.